references.bib

% Encoding: UTF8

@online{Abele2017,
  title = {Linking Open Data cloud diagram},
  author = {Abele, Andrejs and McCrae, John P. and Buitelaar, Paul and Jentzsch, Anja and Cyganiak, Richard},
  year = {2017},
  urldate = {2017-03-02},
  url = {http://lod-cloud.net}
}

@online{EightPrinciples2007,
  editor = {Malamud, Carl},
  title = {8 principles of open government data},
  date = {2007-12-07/2007-12-08},
  url = {https://public.resource.org/8_principles.html},
  urldate = {2017-02-15}
}

@online{AccessInfoEurope2011,
  author = {{Access Info Europe} and {Open Knowledge Foundation}},
  title = {Beyond access},
  subtitle = {Open government data \& the right to (re)use public information},
  date = {2011-01-07},
  urldate = {2017-01-03},
  url = {http://www.access-info.org/documents/Access_Docs/Advancing/Beyond_Access_7_January_2011_web.pdf}
}

@article{Adomavicius2012,
  author = {Adomavicius, Gediminas and Kwon, YoungOk},
  title = {Improving aggregate recommendation diversity using ranking-based techniques},
  journal = {{IEEE} Transactions on Knowledge and Data Engineering},
  month = {May},
  year = {2012},
  volume = {24},
  number = {5},
  pages = {896--911}
}

@inproceedings{Agarwal2005,
  author = {Agarwal, Sudhir and Lamparter, Steffen},
  title = {{SMART}},
  subtitle = {A semantic matchmaking portal for electronic markets},
  booktitle = {Proceedings of the 7\textsuperscript{th} {IEEE} Conference on E-Commerce Technology},
  eventdate = {2005-07-19/2005-07-22},
  address = {Los Alamitos (CA)},
  publisher = {IEEE},
  year = {2005},
  pages = {405--408},
  isbn = {0-7695-2277-7},
  doi = {10.1109/ICECT.2005.84}
}

@inproceedings{Akoka2007,
  author = {Akoka, Jacky and Berti-Équille, Laure and Boucelma, Omar and Bouzeghoub, Mokrane and Comyn-Wattiau, Isabelle and Cosquer, Mireille and Goasdoué-Thion, Virginie and Kedad, Zoubida and Nugier, Sylvaine and Peralta, Verónika and Sisaid-Cherfi, Samira},
  title = {A framework for data quality evaluation in data integration systems},
  booktitle = {9\textsuperscript{th} International Conference on Enterprise Information Systems},
  location = {Madeira},
  year = {2007},
  pages = {170--175},
  url = {http://l1.lamsade.dauphine.fr/scripts/FILES/publi1091.pdf}
}

@inproceedings{AlvarezRodriguez2011a,
  author = {Alvarez-Rodríguez, Jose María and Labra Gayo, José Emilio and Calmeau, Ramón and Marín, Ángel and Marín, Jose Luis},
  title = {Innovative services to ease the access to the public procurement notices using linking open data and advanced methods based on semantics},
  booktitle = {Proceedings of the 5\textsuperscript{th} International Conference on Methodologies and Tools enabling e-Government},
  year = {2011},
  url = {http://www.josemalvarez.es/web/mypapers/metteg2011.pdf}
}

@inproceedings{AlvarezRodriguez2011b,
  author = {Alvarez-Rodríguez, Jose María and Labra Gayo, José Emilio and Marín, Ángel and Marín, Jose Luis},
  title = {Semantic methods for reusing linking open data of the European public procurement notices},
  booktitle = {Extended Semantic Web Conference 2011 {PhD} Symposium},
  location = {Crete},
  year = {2011},
  url = {http://www.josemalvarez.es/mypapers/eswc2011phdsymposium.pdf}
}

@inproceedings{AlvarezRodriguez2011c,
  author = {Alvarez-Rodríguez, Jose María and Labra Gayo, José Emilio and Calmeau, Ramón and Marín, Ángel and Marín, Jose Luis},
  title = {Query expansion methods and performance},
  subtitle = {Evaluation for reusing linking open data of the European public procurement notices},
  editor = {Lozano, Jose A. and Gámez, José A. and Moreno, José A.},
  booktitle = {Advances in artificial intelligence},
  booksubtitle = {Proceedings of the 14\textsuperscript{th} Conference of the Spanish Association for Artificial Intelligence},
  eventdate = {2011-11-07/2011-11-11},
  location = {San Cristóbal de La Laguna, Spain},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2011},
  series = {Lecture notes in computer science},
  volume = {7023},
  doi = {10.1007/978-3-642-25274-7},
  isbn = {978-3-642-25273-0},
  issn = {0302-9743}
}

@article{AlvarezRodriguez2012,
  author = {Alvarez-Rodríguez, Jose María and Labra Gayo, José Emilio and Cifuentes, Francisco and Alor-Hérnandez, Gilor and Sánchez, Cuauhtémoc and Guzmán Luna, Jaime Alberto},
  title = {Towards a pan-European e-procurement platform to aggregate, publish and search public procurement notices powered by linked open data},
  subtitle = {The {MOLDEAS} approach},
  journal = {International Journal of Software Engineering and Knowledge Engineering},
  year = {2012},
  volume = {22},
  number = {3},
  doi = {10.1142/S0218194012400086}
}

@incollection{AlvarezRodriguez2013,
  author = {Alvarez-Rodríguez, Jose María and Labra Gayo, José Emilio and Ordoñez de Pablos, Patricia},
  title = {Enabling the matchmaking of organizations and public procurement notices by means of linked open data},
  editor = {Ordoñez de Pablos, Patricia and Lytras D., Miltiadis and Tennyson D., Robert and Labra Gayo, José Emilio},
  booktitle = {Cases on open-linked data and semantic web applications},
  address = {Hershey (PA)},
  publisher = {{IGI Global}},
  year = {2013},
  pages = {105--131},
  doi = {10.4018/978-1-4666-2827-4.ch006}
}

@article{AlvarezRodriguez2014,
  author = {Alvarez-Rodríguez, Jose María and Labra-Gayo, José Emilio and Ordoñez de Pablos, Patricia},
  title = {New trends on e-Procurement applying semantic technologies},
  subtitle = {Current status and future challenges},
  journal = {Computers in Industry},
  year = {2014},
  volume = {65},
  number = {5},
  pages = {800--820},
  doi = {10.1016/j.compind.2014.04.005}
}

@inproceedings{Ankolekar2002,
  author = {Ankolekar, Anupriya and Burstein, Mark and Hobbs, Jerry R. and Lassila, Ora and Martin, David and McDermott, Drew and McIlraith, Sheila A. and Narayanan, Srini and Paolucci, Massimo and Payne, Terry and Sycara, Katia},
  title = {{DAML-S}},
  subtitle = {Web service description for the semantic web},
  editor = {Horrocks, Ian and Hendler, James},
  booktitle = {The semantic web},
  booksubtitle = {Proceedings of the first International Semantic Web Conference},
  location = {Sardinia, Italy},
  eventdate = {2002-06-09/2002-06-12},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2002},
  pages = {348--363},
  series = {Lecture notes in computer science},
  volume = {2342},
  isbn = {978-3-540-43760-4},
  issn = {0302-9743},
  doi = {10.1007/3-540-48005-6_27}
}

@inproceedings{AravenaDiaz2016,
  author = {Aravena-Díaz, Victor and Gacitúa, Ricardo and Astudillo, Hernán and Labra-Gayo, José},
  title = {Identifying potential suppliers for competitive bidding using latent semantic analysis},
  booktitle = {2016 {XLII} Latin American Computing Conference ({CLEI})},
  eventdate = {2016-10-10/2016-10-14},
  publisher = {{IEEE}},
  year = {2016},
  doi = {10.1109/CLEI.2016.7833360},
  isbn = {978-1-5090-1633-4}
}

@techreport{Archer2013,
  editor = {Archer, Phil and Meimaris, Marios and Papantoniou, Agisilaos},
  title = {Registered Organization Vocabulary},
  type = {{W3C} Working Group Note},
  date = {2013-08-01},
  urldate = {2017-01-01},
  url = {https://www.w3.org/TR/vocab-regorg}
}

@article{Ayers2007,
  author = {Ayers, Danny},
  title = {Evolving the link},
  journal = {{IEEE} Internet Computing},
  year = {2007},
  volume = {11},
  number = {1},
  pages = {94--96},
  issn = {1089-7801}
}

@book{BaezaYates2011,
  author = {Baeza-Yates, Ricardo A. and Ribeiro-Neto, Berthier},
  title = {Modern information retrieval},
  subtitle = {The concepts and technology behind search},
  edition = {2},
  address = {Boston (MA)},
  publisher = {Addison-Wesley and ACM Press Books},
  year = {2011},
  isbn = {978-0-321-41691-9}
}

@article{Bandiera2009,
  author = {Bandiera, Oriana and Prat, Andrea and Valletti, Tommaso},
  title = {Active and passive waste in government spending},
  subtitle = {Evidence from a policy experiment},
  journal = {American Economic Review},
  year = {2009},
  volume = {99},
  number = {4},
  pages = {1278--1308},
  url = {http://www.econ.upf.edu/docs/seminars/valletti.pdf},
  doi = {10.1257/aer.99.4.1278}
}

@book{Batini2006,
  author = {Batini, Carlo and Scannapieco, Monica},
  title = {Data quality: concepts, methodologies and techniques},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2006},
  pagetotal = {XIX, 262},
  series = {Data-Centric Systems and Applications},
  isbn = {978-3-540-33173-5}
}

@techreport{Beckett2014,
  author = {Beckett, David and Berners-Lee, Tim and Prud'hommeaux, Eric and Carothers, Gavin},
  title = {{RDF 1.1 Turtle}},
  subtitle = {Terse {RDF} triple language},
  type = {{W3C} Recommendation},
  date = {2014-02-25},
  urldate = {2017-02-17},
  url = {https://www.w3.org/TR/turtle}
}

@inproceedings{Beel2013,
  author = {Beel, Joeran and Langer, Stefan and Gipp, Bela and Genzmehr, Marcel and Nürnberger, Andreas},
  title = {A comparative analysis of offline and online evaluations and discussion of research paper recommender system evaluation},
  booktitle = {Proceedings of the International Workshop on Reproducibility and Replication in Recommender Systems Evaluation},
  eventdate = {2013-10-13},
  location = {Hong Kong, China},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2013},
  pages = {7--14},
  doi = {10.1145/2532508.2532511},
  isbn = {978-1-4503-2465-6}
}

@book{Beliakov2007,
  author = {Beliakov, Gleb and Pradera, Ana and Calvo, Tomasa},
  title = {Aggregation functions},
  subtitle = {A guide for practitioners},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2007},
  isbn = {978-3-540-73720-9}
}

@incollection{Beliakov2015,
  author = {Beliakov, Gleb and Calvo, Tommaso and James, Simon},
  title = {Aggregation functions for recommender systems},
  editor = {Ricci, Francesco and Rokach, Lior and Shapira, Bracha},
  booktitle = {Recommender systems handbook},
  edition = {2},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2015},
  pages = {777--808},
  doi = {10.1007/978-1-4899-7637-6_23}
}

@online{BernersLee1996,
  author = {Berners-Lee, Tim},
  title = {Universal Resource Identifiers},
  subtitle = {Axioms of web architecture},
  date = {1996-12-19},
  urldate = {2017-01-01},
  url = {http://www.w3.org/DesignIssues/Axioms.html}
}

@online{BernersLee2009,
  author = {Berners-Lee, Tim},
  title = {Linked data},
  subtitle = {Design issues},
  date = {2009-06-18},
  urldate = {2017-02-16},
  url = {http://www.w3.org/DesignIssues/LinkedData.html}
}

@online{BestPractices2005,
  title = {Best practices in integration of procurement and financial data management},
  address = {Lexington (KY)},
  publisher = {National Electronic Commerce Coordinating Council},
  year = {2005},
  urldate = {2017-01-09},
  url = {http://www.unpcdc.org/media/5280/global%20best%20practice.pdf}
}

@article{Bizer2009,
  author = {Bizer, Christian and Heath, Tom and Berners-Lee, Tim},
  title = {Linked data},
  subtitle = {The story so far},
  journal = {International Journal on Semantic Web and Information Systems},
  year = {2009},
  volume = {5},
  number = {3},
  pages = {1--22},
  url = {http://eprints.soton.ac.uk/271285/1/bizer-heath-berners-lee-ijswis-linked-data.pdf},
  doi = {10.4018/jswis.2009081901}
}

@article{Blanco2013,
  author = {Blanco, Roi and Halpin, Harry and Herzig, Daniel M. and Mika, Peter and Pound, Jeffrey and Thompson, Henry S. and Tran, Thanh},
  title = {Repeatable and reliable semantic search evaluation},
  journal = {Web Semantics},
  year = {2013},
  volume = {21},
  pages = {14--29},
  url = {http://www.websemanticsjournal.org/index.php/ps/article/download/336/349}
}

@inproceedings{Bleiholder2006,
  author = {Bleiholder, Jens and Naumann, Felix},
  title = {Conflict handling strategies in an integrated information system},
  booktitle = {Proceedings of the {WWW} 2006 Workshop in Information integration on the Web ({IIWEB})},
  year = {2006},
  url = {http://edoc.hu-berlin.de/series/informatik-berichte/197/PDF/197.pdf}
}

@article{Bleiholder2008,
  author = {Bleiholder, Jens and Naumann, Felix},
  title = {Data fusion},
  journal = {{ACM Computing Surveys}},
  year = {2008},
  volume = {41},
  number = {1},
  url = {http://www.bioinf.at/teaching/ss2011/pr-pr5h/data_fusion_a1-bleiholder.pdf},
  doi = {10.1145/1456650.1456651}
}

@inproceedings{Bleiholder2010,
  author = {Bleiholder, Jens and Szott, Sascha and Herschel, Melanie and Kaufer, Frank and Naumann, Felix},
  title = {Subsumption and complementation as data fusion operators},
  booktitle = {Proceedings of the 13\textsuperscript{th} International Conference on Extending Database Technology},
  location = {Lausanne, Switzerland},
  eventdate = {2010-03-22/2010-03-26},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2010},
  pages = {513--524},
  url = {http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.210.1322&rep=rep1&type=pdf},
  doi = {10.1145/1739041.1739103}
}

@inproceedings{Boehm2012,
  author = {Böhm, Christoph and Freitag, Markus and Heise, Arvid and Lehmann, Claudia and Mascher, Andrina and Naumann, Felix},
  title = {{GovWILD}},
  subtitle = {Integrating open government data for transparency},
  booktitle = {Proceedings of the 21\textsuperscript{st} International Conference on World Wide Web},
  location = {Lyon, France},
  eventdate = {2012-04-16/2012-04-20},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2012},
  pages = {321--324},
  url = {https://www.fluidops.com/downloads/documents/pubwww2012govwild.pdf},
  doi = {10.1145/2187980.2188039}
}

@book{lod2book,
  editor = {Auer, Sören and Bryl, Volha and Tramp, Sebastian},
  booktitle = {Linked open data: creating knowledge out of interlinked data},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2014},
  series = {Lecture Notes in Computer Science},
  volume = {8661},
  isbn = {978-3-319-09845-6},
  doi = {10.1007/978-3-319-09846-3_2}
}

@incollection{Boncz2014,
  author = {Boncz, Peter and Erling, Orri and Pham, Minh-Duc},
  title = {Advances in large-scale {RDF} data management},
  crossref = {lod2book},
  pages = {21--44},
  url = {http://link.springer.com/chapter/10.1007/978-3-319-09846-3_2}
}

@incollection{Bordes2013,
  author = {Bordes, Antoine and Usunier, Nicolas and Garcia-Duran, Alberto and Weston, Jason and Yakhnenko, Oksana},
  title = {Translating embeddings for modeling multi-relational data},
  editor = {Burges, C. J. C. and Bottou, L. and Welling, M. and Ghahramani, Z. and Weinberger, K. Q.},
  booktitle = {Advances in neural information processing systems},
  volume = {26},
  pages = {2787--2795},
  year = {2013},
  publisher = {{Curran Associates}},
  url = {http://papers.nips.cc/paper/5071-translating-embeddings-for-modeling-multi-relational-data.pdf}
}

@online{Brickley2002,
  author = {Brickley, Dan},
  title = {{RDF}},
  subtitle = {Understanding the striped {RDF/XML} syntax},
  date = {2002-08-02},
  urldate = {2017-01-13},
  url = {https://www.w3.org/2001/10/stripes}
}

@techreport{Brickley2014,
  editor = {Brickley, Dan and Guha, Ramanathan V.},
  title = {{RDF Schema 1.1}},
  type = {{W3C} Recommendation},
  date = {2014-02-25},
  urldate = {2017-02-17},
  url = {https://www.w3.org/TR/rdf-schema}
}

@incollection{Bryl2014,
  author = {Bryl, Volha and Bizer, Christian and Isele, Robert and Verlic, Mateja and Hong, Soon Gill and Jang, Sammy and Yi, Mun Yong and Choi, Key-Sun},
  title = {Interlinking and knowledge fusion},
  crossref = {lod2book},
  pages = {70--89},
  url = {http://link.springer.com/chapter/10.1007/978-3-319-09846-3_4},
}

@techreport{Carothers2014,
  editor = {Carothers, Gavin},
  title = {{RDF 1.1 N-Quads}},
  subtitle = {A line-based syntax for {RDF} datasets},
  type = {{W3C} Recommendation},
  date = {2014-02-25},
  urldate = {2017-02-17},
  url = {https://www.w3.org/TR/n-quads}
}

@inproceedings{Chang2014,
  author = {Chang, Kai-Wei and Yih, Scott Wen-tau and Yang, Bishan and Meek, Chris},
  title = {Typed tensor decomposition of knowledge bases for relation extraction},
  booktitle = {Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing},
  year = {2014},
  month = {October},
  publisher = {ACL – Association for Computational Linguistics},
  url = {https://www.microsoft.com/en-us/research/publication/typed-tensor-decomposition-of-knowledge-bases-for-relation-extraction}
}

@book{Christen2012,
  author = {Christen, Peter},
  title = {Data matching},
  subtitle = {Concepts and techniques for record linkage, entity resolution, and duplicate detection},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2012},
  series = {Data-Centric Systems and Applications},
  volume = {1},
  doi = {10.1007/978-3-642-31164-2}
}

@inproceedings{Coletta2012,
  author = {Coletta, Remi and Castanier, Emmanuel and Valduriez, Patrick and Frisch, Christian and Duyhoa, Ngo and Bellahsene, Zohra},
  title = {Public data integration with {WebSmatch}},
  booktitle = {Proceedings of the 1\textsuperscript{st} International Workshop on Open Data},
  location = {Nantes, France},
  eventdate = {2012-05-25},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2012},
  pages = {5--12},
  url = {http://www.data-publica.com/content/wp-content/uploads/2012/05/OpenData.pdf},
  isbn = {978-1-4503-1404-6},
  doi = {10.1145/2422604.2422606}
}

@incollection{Craswell2009,
  author = {Craswell, Nick},
  title = {Mean reciprocal rank},
  booktitle = {Encyclopedia of database systems},
  editor = {Liu, Ling and Özsu, Tamer},
  pages = {1703},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2009},
  isbn = {978-0-387-39940-9}
}

@techreport{Cyganiak2014a,
  editor = {Cyganiak, Richard and Reynolds, Dave},
  title = {The {RDF} {Data Cube Vocabulary}},
  type = {{W3C} Recommendation},
  date = {2014-01-16},
  urldate = {2017-01-24},
  url = {https://www.w3.org/TR/vocab-data-cube}
}

@techreport{Cyganiak2014b,
  editor = {Cyganiak, Richard and Wood, David and Lanthaler, Markus},
  title = {{RDF} 1.1 concepts and abstract syntax},
  type = {{W3C} Recommendation},
  date = {2014-02-25},
  urldate = {2017-02-17},
  url = {http://www.w3.org/TR/rdf11-concepts}
}

@misc{CzechRepublic2016,
  author = {{Czech Republic}},
  title = {Zákon č. 134/2016 Sb., zákon o zadávání veřejných zakázek},
  booktitle = {Sbírka zákonů},
  year = {2016},
  volume = {2016},
  number = {51},
  issn = {0322‑8037}
}

@incollection{Davies2009,
  author = {Davies, John and Duke, Alistair and Kiriyakov, Atanas},
  title = {Semantic search},
  editor = {Göker, Ayse and Davies, John},
  booktitle = {Information retrieval},
  booksubtitle = {Searching in the 21\textsuperscript{st} century},
  address = {Chichester ({UK})},
  publisher = {John Wiley \& Sons},
  year = {2009},
  pages = {179--213},
  isbn = {978-0-470-03364-7}
}

@article{Delbru2012,
  author = {Delbru, Renaud and Campinas, Stephane and Tummarello, Giovanni},
  title = {Searching web data},
  subtitle = {An entity retrieval and high-performance indexing model},
  journal = {Web Semantics},
  year = {2012},
  volume = {10},
  pages = {33--58},
  issn = {1570-8268},
  doi = {10.1016/j.websem.2011.04.004}
}

@article{Deshpande2004,
  author = {Deshpande, Mukund and Karypis, George},
  title = {Item-based top-n recommendation algorithms},
  journal = {{ACM} Transactions on Information Systems},
  month = {January},
  year = {2004},
  volume = {22},
  number = {1},
  pages = {143--177},
  issn = {1046-8188},
  doi = {10.1145/963770.963776}
}

@article{DiNoia2004,
  author = {Di Noia, Tommasso and Di Sciascio, Eugenio and Donini, Francesco M. and Mongiello, Marina},
  title = {A system for principled matchmaking in an electronic marketplace},
  journal = {International Journal of Electronic Commerce},
  year = {2004},
  volume = {8},
  number = {4},
  pages = {9--37},
  issn = {1557-9301}
}

@article{DiNoia2007,
  author = {Di Noia, Tommaso and Di Sciascio, Eugenio and Donini, Francesco M.},
  year = {2007},
  title = {Semantic matchmaking as non-monotonic reasoning},
  subtitle = {A description logic approach},
  journal = {Journal of Artificial Intelligence Research},
  month = {May},
  year = {2007},
  volume = {29},
  number = {1},
  pages = {269--307},
  url = {https://vvvvw.aaai.org/Papers/JAIR/Vol29/JAIR-2909.pdf},
  issn = {1076-9757}
}

@inproceedings{DiNoia2012a,
  author = {Di Noia, Tommaso and Mirizzi, Roberto and Ostuni, Vito Claudio and Romito, Davide and Zanker, Markus},
  title = {Linked open data to support content-based recommender systems},
  booktitle = {Proceedings of the 8\textsuperscript{th} International Conference on Semantic Systems},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2012},
  pages = {1--8},
  isbn = {978-1-4503-1112-0},
  doi = {10.1145/2362499.2362501}
}

@inproceedings{DiNoia2012b,
  author = {Di Noia, Tommaso and Mirizzi, Roberto and Ostuni, Vito Claudio and Romito, Davide},
  title = {Exploiting the web of data in model-based recommender systems},
  booktitle = {Proceedings of the 6\textsuperscript{th} {ACM} Conference on Recommender Systems},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2012},
  pages = {253--256},
  isbn = {978-1-4503-1270-7},
  doi = {10.1145/2365952.2366007}
}

@inproceedings{DiNoia2014,
  author = {Di Noia, Tommaso and Cantador, Ivan and Ostuni, Vito Claudio},
  title = {Linked open data-enabled recommender systems},
  subtitle = {{ESWC} 2014 Challenge on Book Recommendation},
  crossref = {SemWebEval2014},
  pages = {129--143}
}

@inproceedings{DiNoia2015,
  author = {Di Noia, Tommaso and Ostuni, Vito Claudio},
  title = {Recommender systems and linked open data},
  editor = {Faber, Wolfgang and Paschke, Adrian},
  booktitle = {Reasoning Web. Web Logic Rules. 11\textsuperscript{th} International Summer School 2015},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2015},
  pages = {88--113},
  series = {Lecture notes in computer science},
  volume = {9203},
  url = {http://sisinflab.poliba.it/publications/2015/DO15/Recommender%20Systems%20and%20Linked%20Open%20Data%20-%20RW%202015.pdf}
}

@article{DiNoia2016,
  author = {Di Noia, Tommaso and Ostuni, Vito Claudio and Tomeo, Paolo and Di Sciascio, Eugenio},
  year = {2016},
  title = {SPrank},
  subtitle = {Semantic path-based ranking for top-n recommendations using linked open data},
  journal = {{ACM} Transactions on Intelligent Systems and Technology},
  volume = {8},
  number = {1},
  issn = {2157-6904}
}

@article{Distinto2016,
  author = {Distinto, Isabella and d'Aquin, Mathieu and Motta, Enrico},
  title = {{LOTED2}},
  subtitle = {An ontology of European public procurement notices},
  journal = {Semantic Web Journal},
  year = {2016},
  volume = {7},
  number = {3},
  url = {http://oro.open.ac.uk/45732/1/swj678_0.pdf}
}

@article{Erling2012,
  author = {Erling, Orri},
  title = {Virtuoso, a hybrid {RDBMS}/graph column store},
  journal = {Bulletin of the {IEEE} Computer Society Technical Committee on Data Engineering},
  publisher = {{IEEE}},
  month = {March},
  volume = {35},
  number = {1},
  year = {2012},
  urldate = {2017-03-04},
  url = {http://sites.computer.org/debull/A12mar/p3.pdf}
}

@online{EuropeanCommission2016,
  author = {{European Commission}},
  title = {Public procurement indicators 2015},
  year = {2016},
  address = {Brussels},
  urldate = {2017-01-09},
  url = {http://ec.europa.eu/DocsRoom/documents/20679/attachments/1/translations/en/renditions/native}
}

@misc{EU2004,
  author = {{EU}},
  title = {Directive 2004/18/{EC} of the {European Parliament} and of the {Council} of 31 {March} 2004 on the coordination of procedures for the award of public works contracts, public supply contracts and public service contracts},
  journal = {Official Journal of the European Union},
  year = {2004},
  volume = {L 134},
  pages = {114--240},
  url = {http://data.europa.eu/eli/dir/2004/18/oj}
}

@misc{EU2013,
  author = {{EU}},
  title = {Directive 2013/37/{EU} of the {European Parliament} and of the {Council} of 26 {June} 2013 amending the {Directive} 2003/98/{EU} on the re-use of public sector information},
  year = {2013},
  journal = {Official Journal of the European Union},
  volume = {L 175},
  pages = {1--8},
  url = {http://data.europa.eu/eli/dir/2013/37/oj},
  issn = {1725-2555}
}

@misc{EU2014a,
  author = {{EU}},
  title = {Directive 2014/24/{EU} of the {European Parliament} and of the {Council} of 26 {February} 2014 on public procurement and repealing {Directive} 2004/18/{EC}},
  journal = {Official Journal of the European Union},
  year = {2014},
  volume = {L 94},
  pages = {65--242},
  url = {http://data.europa.eu/eli/dir/2014/24/oj}
}

@misc{EU2014b,
  author = {{EU}},
  title = {Directive 2014/25/{EU} of the {European Parliament} and of the {Council} of 26 {February} 2014 on procurement by entities operating in the water, energy, transport and postal services sectors and repealing {Directive} 2004/17/{EC}},
  journal = {Official Journal of the European Union},
  year = {2014},
  volume = {L 94},
  pages = {243--374},
  url = {http://data.europa.eu/eli/dir/2014/25/oj}
}

@book{Euzenat2013,
  author = {Euzenat, Jérôme and Shvaiko, Pavel},
  title = {Ontology matching},
  edition = {2},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2013},
  isbn = {978-3-642-38720-3}
}

@techreport{Fazekas2012,
  author = {Fazekas, Mihály and Tóth, István János},
  title = {Corruption and state capacity in Hungary},
  subtitle = {Objective measures and new insights},
  address = {Budapest},
  organization = {Corruption Research Centre},
  year = {2012}
}

@techreport{Feigenbaum2013,
  editor = {Feigenbaum, Lee and Williams, Gregory Todd and Clark, Kendall Grant and Torres, Elias},
  title = {{SPARQL} 1.1 Protocol},
  type = {{W3C} Recommendation},
  date = {2013-03-21},
  urldate = {2017-01-16},
  url = {https://www.w3.org/TR/sparql11-protocol}
}

@inproceedings{Franz2009,
  author = {Franz, Thomas and Schultz, Antje and Sizov, Sergej and Staab, Steffen},
  title = {{TripleRank}},
  subtitle = {Ranking semantic web data by tensor decomposition},
  editor = {Bernstein, Abraham and Karger, David R. and Heath, Tom and Feigenbaum, Lee and Maynard, Diana and Motta, Enrico and Thirunarayan, Krishnaprasad},
  booktitle = {The Semantic Web - {ISWC} 2009: 8\textsuperscript{th} International Semantic Web Conference, {ISWC} 2009},
  booksubtitle = {Proceedings},
  location = {Chantilly ({VA})},
  eventdate = {2009-10-25/2009-10-29},
  year = {2009},
  publisher = {Springer},
  address = {Berlin; Heidelberg},
  pages = {213--228},
  url = {https://doi.org/10.1007/978-3-642-04930-9_14},
  doi = {10.1007/978-3-642-04930-9_14},
  isbn = {978-3-642-04930-9}
}

@techreport{Friedrich2015,
	author = {Friedrich, Heiko},
	title = {Evaluation of tensor-based machine learning algorithms for matching human need descriptions},
  organization = {Research Studios Austria},
	number = {c01},
  month = {January},
	year = {2015},
  urldate = {2017-03-06},
	url = {https://sat.researchstudio.at/sites/sat.researchstudio.at/files/matching_technical_report_c012015_2.4_hf_150922.pdf}
}

@inproceedings{Friedrich2016,
  author = {Friedrich, Heiko and Kleedorfer, Florian and Human, Soheil and Huemer, Christian},
  title = {Integrating Matching Services into the {Web of Needs}},
  crossref = {Semantics2016},
  url = {http://ceur-ws.org/Vol-1695/paper19.pdf}
}

@inproceedings{Futia2017,
  author = {Futia, Giuseppe and Melandri, Alessio and Vetr{\`o}, Antonio and Morando, Federico and De Martin, Juan Carlos},
  title = {Removing barriers to transparency: a case study on the use of semantic technologies to tackle procurement data inconsistency},
  editor = {Blomqvist, Eva and Maynard, Diana and Gangemi, Aldo and Hoekstra, Rinke and Hitzler, Pascal and Hartig, Olaf},
  booktitle = {The Semantic Web: 14\textsuperscript{th} International Conference},
  booksubtitle = {Proceedings, Part I},
  location = {Portorož, Slovenia},
  eventdate = {2017-05-28/2017-06-01},
  year = {2017},
  publisher = {Springer},
  address = {Cham},
  pages = {623--637},
  url = {http://dx.doi.org/10.1007/978-3-319-58068-5_38},
  doi = {10.1007/978-3-319-58068-5_38},
  isbn = {978-3-319-58068-5}
}

@techreport{Gandon2014,
  editor = {Gandon, Fabien and Schreiber, Guus},
  title = {{RDF} 1.1 {XML} syntax},
  type = {{W3C} Recommendation},
  date = {2014-02-25},
  urldate = {2017-01-13},
  url = {https://www.w3.org/TR/rdf-syntax-grammar}
}

@inproceedings{Garcin2014,
 author = {Garcin, Florent and Faltings, Boi and Donatsch, Olivier and Alazzawi, Ayar and Bruttin, Christophe and Huber, Amr},
 title = {Offline and online evaluation of news recommender systems at swissinfo.ch},
 booktitle = {Proceedings of the 8\textsuperscript{th} {ACM} Conference on Recommender Systems},
 year = {2014},
 isbn = {978-1-4503-2668-1},
 location = {Foster City, (CA)},
 pages = {169--176},
 doi = {10.1145/2645710.2645745},
 publisher = {{ACM}},
 address = {New York (NY)}
}

@inproceedings{Ge2010,
  author = {Ge, Mouzhi and Delgado-Battenfeld, Carla and Jannach, Dietmar},
  title = {Beyond accuracy},
  subtitle = {Evaluating recommender systems by coverage and serendipity},
  booktitle = {Proceedings of the 4\textsuperscript{th} {ACM} Conference on Recommender Systems},
  location = {Barcelona, Spain},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2010},
  pages = {257--260},
  isbn = {978-1-60558-906-0},
  doi = {10.1145/1864708.1864761}
}

@techreport{Gearon2013,
  editor = {Gearon, Paula and Passant, Alexandre and Polleres, Axel},
  title = {{SPARQL} 1.1 Update},
  type = {{W3C} Recommendation},
  date = {2013-03-21},
  urldate = {2017-02-21},
  url = {https://www.w3.org/TR/sparql11-update}
}

@article{Goldberg2013,
  author = {Goldberg, Daniel W. and Ballard, Morven and Boyd, James H. and Mullan, Narelle and Garfield, Carol and Rosman, Diana and Ferrante, Anna M.},
  title = {An evaluation framework for comparing geocoding systems},
  journal = {International Journal of Health Geographics},
  year = {2013},
  urldate = {2017-01-05},
  url = {https://ij-healthgeographics.biomedcentral.com/articles/10.1186/1476-072X-12-50},
  doi = {10.1186/1476-072X-12-50}
}

@techreport{GonzalezCastillo2001,
  author = {González-Castillo, Javier and Trastour, David and Bartolini, Claudio},
  title = {Description logics for matchmaking of services},
  organization = {Hewlett-Packard},
  date = {2001-10-30},
  url = {https://www.hpl.external.hp.com/techreports/2001/HPL-2001-265.pdf},
  urldate = {2017-03-03}
}

@inproceedings{Gosain2003,
  author = {Gosain, Sanjay},
  title = {Realizing the vision for web services},
  subtitle = {Strategies for dealing with imperfect standards},
  editor = {King, John L. and Lyytinen, Kalle},
  booktitle = {Proceedings of the Workshop on Standard Making},
  booksubtitle = {A critical research frontier for information systems},
  location = {Seattle (WA)},
  eventdate = {2003-12-12/2003-12-14},
  year = {2003},
  pages = {10--29},
  url = {http://www.joelwest.org/misq-stds/proceedings/126_10-29.pdf}
}

@techreport{Graux2012,
  author = {Graux, Hans and Tom, Kronenburg},
  title = {State of play: re-use of public procurement data},
  month = {August},
  year = {2012},
  urldate = {2017-02-10},
  type = {European Public Sector Information Platform Topic Report},
  number = {2012/7},
  url = {https://www.europeandataportal.eu/sites/default/files/2012_re_use_of_public_procurement_data.pdf}
}

@article{Gruber1993,
  author = {Gruber, Thomas R.},
  title = {A translation approach to portable ontology specifications},
  journal = {Knowledge Acquisition},
  year = {1993},
  volume = {5},
  number = {2},
  pages = {199--220},
  url = {http://tomgruber.org/writing/ontolingua-kaj-1993.htm}
}

@unpublished{Guha2013,
  author = {Guha, Ramanathan V.},
  title = {Light at the end of the tunnel},
  eventtitle = {12\textsuperscript{th} International Semantic Web Conference ({ISWC})},
  location = {Sydney},
  year = {2013},
  urldate = {2017-02-21},
  url = {http://videolectures.net/iswc2013_guha_tunnel}
}

@inproceedings{Haarslev2001,
  author = {Haarslev, Volker and Möller, Ralf},
  title = {{RACER} system description},
  booktitle = {Automated reasoning},
  booksubtitle = {Proceedings of the first International Joint Conference, {IJCAR}},
  location = {Siena, Italy},
  eventdate = {2001-06-18/2001-06-22},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2001},
  pages = {701--705},
  series = {Lecture notes in computer science},
  volume = {2083},
  isbn = {978-3-540-42254-9},
  doi = {10.1007/3-540-45744-5_59},
  issn = {0302-9743}
}

@inproceedings{Halevy2006,
  author = {Halevy, Alon and Rajaraman, Anand and Ordille, Joan},
  title = {Data integration},
  subtitle = {The teenage years},
  booktitle = {Proceedings of the 32\textsuperscript{nd} international conference on very large data bases},
  location = {Seoul, Korea},
  eventdate = {2006-09-12/2006-09-15},
  year = {2006},
  address = {San Jose (CA)},
  publisher = {{VLDB} Endowment},
  pages = {9--16},
  url = {http://www.cs.ubc.ca/~rap/teaching/534P/2011/readings/halevyVldb06.pdf}
}

@article{Halevy2009,
  author = {Halevy, Alon and Norvig, Peter and Pereira, Fernando},
  title = {The unreasonable effectiveness of data},
  journal = {{IEEE} Intelligent Systems},
  publisher = {{IEEE}},
  year = {2009},
  volume = {24},
  number = {2},
  pages = {8--12},
  url = {https://static.googleusercontent.com/media/research.google.com/en//pubs/archive/35179.pdf},
  issn = {1541-1672},
  doi = {10.1109/MIS.2009.36}
}

@techreport{Harris2013,
  author = {Harris, Steve and Seaborne, Andy},
  title = {{SPARQL} 1.1 Query Language},
  type = {{W3C} Recommendation},
  date = {2013-03-21},
  urldate = {2017-01-03},
  url = {http://www.w3.org/TR/sparql11-query}
}

@inproceedings{Harth2013,
  author = {Harth, Andreas and Knoblock, Craig A. and Stadtmüller, Steffen and Studer, Rudi and Szekely, Pedro},
  title = {On-the-fly integration of static and dynamic linked data},
  editor = {Hartig, Olaf and Sequeda, Juan and Hogan, Aidan and Matsutsusuka, Takahide},
  booktitle = {Proceedings of the 4\textsuperscript{th} International Workshop on Consuming Linked Data co-located with the 12\textsuperscript{th} International Semantic Web Conference},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2013},
  urldate = {2017-01-09},
  series = {{CEUR} workshop proceedings},
  volume = {1034},
  url = {http://ceur-ws.org/Vol-1034/HarthEtAl_COLD2013.pdf},
  issn = {1613-0073}
}

@book{Heath2011,
  author = {Heath, Tom and Bizer, Christian},
  title = {Linked data},
  subtitle = {Evolving the Web into a global data space},
  edition = {1},
  publisher = {Morgan \& Claypool},
  year = {2011},
  series = {Synthesis Lectures on the Semantic Web: Theory and Technology},
  volume = {1:1},
  url = {http://linkeddatabook.com/editions/1.0},
  doi = {10.2200/S00334ED1V01Y201102WBE001},
  isbn = {978-1-60845-431-0}
}

@book{Hebeler2009,
  author = {Hebeler, John and Fisher, Matthew and Blace, Ryan and Perez-Lopez, Andrew},
  title = {Semantic web programming},
  address = {Hoboken (NJ)},
  publisher = {John Wiley \& Sons},
  year = {2009},
  isbn = {978-0-470-41801-7}
}

@inproceedings{Heitmann2010,
  author = {Heitmann, Benjamin and Hayes, Connor},
  title = {Using linked data to build open, collaborative recommender systems},
  booktitle = {Proceedings of the 2010 {AAAI} Spring Symposium},
  booksubtitle = {Linked Data Meets Artificial Intelligence},
  venue = {Stanford University},
  location = {Palo Alto (CA)},
  publisher = {{AAAI}},
  year = {2010},
  pages = {76--81},
  url = {http://www.aaai.org/ocs/index.php/SSS/SSS10/paper/view/1067/1452}
}

@inproceedings{Heitmann2014,
  author = {Heitmann, Benjamin and Hayes, Conor},
  title = {{SemStim} at the {LOD-RecSys} 2014 challenge},
  crossref = {SemWebEval2014},
  pages = {170--175},
  url = {https://www.insight-centre.org/sites/default/files/publications/index.pdf},
  doi = {10.1007/978-3-319-12024-9_22}
}

@proceedings{SemWebEval2014,
  editor = {Presutti, Valentina and Stankovic, Milan and Cambria, Eric and Cantador, Iván and Di Iorio, Angelo and Di Noia, Tommaso and Lange, Christoph and Reforgiato Recupero, Diego and Tordai, Anna},
  title = {Semantic Web Evaluation Challenge},
  subtitle = {Revised selected papers},
  location = {Anissaras, Crete, Greece},
  eventdate = {2014-05-25/2014-05-29},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2014},
  series = {Communications in computer and information science},
  volume = {475}
}

@inproceedings{Heitmann2016,
  author = {Heitmann, Benjamin and Hayes, Conor},
  title = {{SemStim}},
  subtitle = {Exploiting knowledge graphs for cross-domain recommendation},
  booktitle = {2016 {IEEE} 16\textsuperscript{th} International Conference on Data Mining Workshops},
  location = {Barcelona, Spain},
  address = {New York (NY)},
  publisher = {{IEEE}},
  year = {2016},
  pages = {999--1006},
  doi = {10.1109/ICDMW.2016.0145}
}

@inproceedings{Hepp2008,
  author = {Hepp, Martin},
  title = {GoodRelations},
  subtitle = {An ontology for describing products and services offers on the Web},
  booktitle = {Knowledge engineering: practice and patterns},
  booksubtitle = {Proceedings of the 16\textsuperscript{th} International Conference, EKAW 2008},
  location = {Acitrezza, Italy},
  eventdate = {2008-09-29/2008-10-02},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2008},
  pages = {329--346},
  url = {http://ids.snu.ac.kr/w/images/e/e9/Paper_1.pdf},
  doi = {10.1007/978-3-540-87696-0_29}
}

@article{Herlocker2004,
  author = {Herlocker, Jonathan L. and Konstan, Joseph A. and Terveen, Loren G. and Riedl, John T.},
  title = {Evaluating collaborative filtering recommender systems},
  journal = {{ACM} Transactions on Information Systems},
  address = {New York ({NY})},
  publisher = {{ACM}},
  month = {January},
  year = {2004},
  volume = {22},
  number = {1},
  pages = {5--53},
  doi = {10.1145/963770.963772}
}

@article{Hevner2004,
  author = {Hevner, Alan R. and March, Salvatore T. and Park, Jinsoo},
  title = {Design science in information systems research},
  journal = {{MIS} Quarterly},
  month = {January},
  year = {2004},
  volume = {28},
  number = {1},
  pages = {75--105}
}

@article{Hitzler2010,
  author = {Hitzler, Pascal and {van Harmelen}, Frank},
  title = {A reasonable semantic web},
  journal = {Semantic Web},
  year = {2010},
  volume = {1},
  number = {1, 2},
  pages = {39--44},
  url = {http://corescholar.libraries.wright.edu/cse/25},
  doi = {10.3233/SW-2010-0010}
}

@article{Hogan2012,
  author = {Hogan, Aidan and Zimmermann, Antoine and Umbrich, Jürgen and Polleres, Axel and Decker, Stefan},
  title = {Scalable and distributed methods for entity matching, consolidation and disambiguation over linked data corpora},
  journal = {Web Semantics},
  month = {January},
  year = {2012},
  volume = {10},
  pages = {76--110},
  url = {http://aidanhogan.com/docs/entcons_jws_final.pdf},
  doi = {10.1016/j.websem.2011.11.002}
}

@techreport{Isaac2009,
  author = {Isaac, Antoine and Summers, Ed},
  title = {{SKOS} Simple Knowledge Organization System primer},
  type = {{W3C} Working Group Note},
  date = {2009-08-18},
  urldate = {2017-01-03},
  url = {https://www.w3.org/TR/skos-primer}
}

@inproceedings{Isele2011,
  author = {Isele, Robert and Jentzsch, Anja and Bizer, Christian},
  title = {Efficient multidimensional blocking for link discovery without losing recall},
  editor = {Marian, Amélie and Vassalos, Vasilis},
  booktitle = {Proceedings of the 14\textsuperscript{th} International Workshop on the Web and Databases},
  eventdate = {2011-06-12},
  location = {Athens, Greece},
  year = {2011},
  url = {http://www.wiwiss.fu-berlin.de/en/fachbereich/bwl/pwo/bizer/research/publications/IseleJentzschBizer-WebDB2011.pdf}
}

@article{Isele2013,
  author = {Isele, Robert and Bizer, Christian},
  title = {Active learning of expressive linkage rules using genetic programming},
  journal = {Web Semantics},
  month = {December},
  year = {2013},
  volume = {23},
  pages = {2--15},
  url = {http://www.websemanticsjournal.org/index.php/ps/article/viewFile/340/360}
}

@techreport{Jacobs2004,
  author = {Jacobs, Ian and Walsh, Norman},
  title = {Architecture of the {World Wide Web}, volume 1},
  type = {{W3C} Recommendation},
  date = {2004-12-15},
  urldate = {2017-01-19},
  url = {http://www.w3.org/TR/webarch}
}

@book{Jannach2010,
  author = {Jannach, Dietmar and Zanker, Markus and Felfernig, Alexander and Friedrich, Gerhard},
  title = {Recommender systems},
  subtitle = {An introduction},
  edition = {1},
  address = {New York (NY)},
  publisher = {Cambridge University Press},
  year = {2010},
  isbn = {978-0-521-49336-9}
}

@techreport{Kenny2012,
  author = {Kenny, Charles and Karver, Jonathan},
  title = {Publish what you buy},
  subtitle = {The case for routine publication of government contracts},
  address = {Washington DC},
  organization = {Center for Global Development},
  month = {August},
  year = {2012},
  urldate = {2017-01-03},
  series = {{CDG} policy paper},
  number = {011},
  url = {http://www.cgdev.org/content/publications/detail/1426431}
}

@inproceedings{Kiefer2007,
  author = {Kiefer, Christoph and Bernstein, Abraham and Stocker, Markus},
  title = {The fundamentals of {iSPARQL}},
  subtitle = {A virtual triple approach for similarity-based semantic web tasks},
  crossref = {SemanticWeb2007},
  pages = {295--309},
  doi = {10.1007/978-3-540-76298-0_22}
}

@inproceedings{Kiefer2008,
  author = {Kiefer, Christoph and Bernstein, Abraham},
  title = {The creation and evaluation of i{SPARQL} strategies for matchmaking},
  booktitle = {The semantic web: research and applications},
  booksubtitle = {Proceedings of the 5\textsuperscript{th} European Semantic Web Conference, {ESWC} 2008},
  location = {Tenerife, Spain},
  eventdate = {2008-06-01/2008-06-05},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2008},
  pages = {463--477},
  series = {Lecture notes in computer science},
  volume = {5021},
  url = {https://files.ifi.uzh.ch/ddis/oldweb/ddis/fileadmin/user_upload/kiefer/publications/kiefer08creation.pdf},
  doi = {10.1007/978-3-540-68234-9_35},
  isbn = {978-3-540-68233-2},
  issn = {0302-9743}
}

@book{Kimball2004,
  author = {Kimball, Ralph and Caserta, Joe},
  title = {The data warehouse {ETL} toolkit},
  subtitle = {Practical techniques for extracting, cleaning, conforming, and delivering data},
  address = {Hoboken (NJ)},
  publisher = {Wiley},
  year = {2004},
  isbn = {978-0-7645-6757-5}
}

@inproceedings{Kleedorfer2013,
  author = {Kleedorfer, Florian and Busch, Christina Maria},
  title = {Beyond data: building a web of needs},
  editor = {Bizer, Christian},
  booktitle = {Linked Data on the Web},
  booksubtitle = {Proceedings of the {WWW} 2013 Workshop on Linked Data on the Web},
  location = {Rio de Janeiro, Brazil},
  eventdate = {2013-05-14},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2013},
  series = {{CEUR} workshop proceedings},
  volume = {996},
  url = {http://ceur-ws.org/Vol-996/papers/ldow2013-paper-13.pdf},
  issn = {1613-0073}
}

@inproceedings{Kleedorfer2014,
  author = {Kleedorfer, Florian and Busch, Christina Maria and Pichler, Christian and Huemer, Christian},
  title = {The case for the {Web of Needs}},
  booktitle = {Proceedings of the 2014 {IEEE} 16\textsuperscript{th} Conference on Business Informatics},
  location = {Geneva},
  address = {New York (NY)},
  publisher = {{IEEE}},
  year = {2014},
  pages = {94--101},
  url = {https://sat.researchstudio.at/sites/sat.researchstudio.at/files/won_cbi-2014_the_case_for_the_web_of_needs.pdf},
  doi = {10.1109/CBI.2014.55}
}

@inproceedings{Kleedorfer2016,
  author = {Kleedorfer, Florian and Human, Soheil and Friedrich, Heiko and Huemer, Christian},
  year = {2016},
  title = {{Web of Needs}: a process overview},
  crossref = {Semantics2016},
  url = {http://ceur-ws.org/Vol-1695/paper22.pdf}
}

@proceedings{Semantics2016,
  editor = {Martin, Michael and Cuquet, Martí and Folmer, Erwin},
  booktitle = {Joint Proceedings of the Posters and Demos Track of the 12\textsuperscript{th} International Conference on Semantic Systems - {SEMANTiCS2016} and the 1\textsuperscript{st} International Workshop on Semantic Change \& Evolving Semantics ({SuCCESS}'16) co-located with the 12\textsuperscript{th} International Conference on Semantic Systems ({SEMANTiCS} 2016)},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2016},
  series = {{CEUR} workshop proceedings},
  volume = {1695}
}

@techreport{Klimek2012,
  author = {Klímek, Jakub and Knap, Tomáš and Mynarz, Jindřich and Nečaský, Martin and Svátek, Vojtěch},
  title = {{LOD2} deliverable 9a.1.1},
  subtitle = {Framework for creating linked data in the domain of public sector contracts},
  year = {2012}
}

@inproceedings{Klimek2016,
  author = {Klímek, Jakub and Škoda, Petr and Nečaský, Martin},
  title = {{LinkedPipes ETL}},
  subtitle = {Evolved linked data preparation},
  editor = {Sack, Harald and Rizzo, Giuseppe and Steinmetz, Nadine and Mladenić, Dunja and Auer, Sören and Lange, Christoph},
  booktitle = {The Semantic Web},
  booksubtitle = {{ESWC} 2016 Satellite Events. Revised Selected Papers},
  location = {Heraklion, Crete, Greece},
  eventdate = {2016-05-29/2016-06-02},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2016},
  pages = {95--100},
  series = {Lecture notes in computer science},
  volume = {9989},
  url = {http://2016.eswc-conferences.org/sites/default/files/papers/Accepted%20Posters%20and%20Demos/ESWC2016_DEMO_Linked_Pipes_ETL.pdf},
  isbn = {978-3-319-47602-5},
  issn = {0302-9743}
}

@techreport{Klyne2002,
  editor = {Klyne, Graham and Carroll, Jeremy},
  title = {Resource Description Framework ({RDF})},
  subtitle = {Concepts and abstract data model},
  type = {{W3C} Working Draft},
  date = {2002-08-29},
  urldate = {2017-01-23},
  url = {https://www.w3.org/TR/2002/WD-rdf-concepts-20020829}
}

@inproceedings{Knap2012,
  author = {Knap, Tomáš and Michelfeit, Jan and Nečaský, Martin},
  title = {Linked open data aggregation},
  subtitle = {Conflict resolution and aggregate quality},
  booktitle = {Proceedings of the 2012 IEEE 36\textsuperscript{th} Annual Computer Software and Applications Conference Workshops},
  address = {New York (NY)},
  publisher = {{IEEE}},
  year = {2012},
  doi = {10.1109/COMPSACW.2012.29}
}

% Alternatives:
% * <http://ceur-ws.org/Vol-1343/poster14.pdf>
% * <http://link.springer.com/chapter/10.1007/978-3-319-11955-7_52>
@article{Knap2017,
  author = {Knap, Tomáš and Hanečák, Peter and Klímek, Jakub and Mader, Christian and Nečaský, Martin and Van Nuffelen, Bert and Škoda, Petr},
  title = {{UnifiedViews}},
  subtitle = {An {ETL} tool for {RDF} data management},
  journal = {Semantic Web: Interoperability, Usability, Applicability},
  year = {2017},
  url = {http://www.semantic-web-journal.net/system/files/swj1265.pdf}
}

@article{Kolda2009,
  author = {Kolda, Tamara G. and Bader, Brett W.},
  title = {Tensor decompositions and applications},
  journal = {{SIAM} Review},
  volume = {51},
  number = {3},
  pages = {455--500},
  year = {2009},
  doi = {10.1137/07070111X}
}

@article{Kolodner1992,
  author = {Kolodner, Janet L.},
  title = {An introduction to case-based reasoning},
  journal = {Artificial Intelligence Review},
  month = {March},
  year = {1992},
  volume = {6},
  number = {1},
  pages = {3--34},
  doi = {10.1007/BF00155578}
}

@article{Koren2009,
  author = {Koren, Yehuda and Bell, Robert and Volinsky, Chris},
  title = {Matrix factorization techniques for recommender systems},
  journal = {Computer},
  publisher = {{IEEE}},
  month = {August},
  year = {2009},
  volume = {42},
  number = {8},
  pages = {30--37},
  doi = {10.1109/MC.2009.263}
}

@inproceedings{Krompass2014,
  author = {Krompa{\ss}, Denis and Nickel, Maximilian and Tresp, Volker},
  title = {Large-scale factorization of type-constrained multi-relational data},
  booktitle = {2014 International Conference on Data Science and Advanced Analytics},
  eventdate = {2014-10-30/2014-11-01},
  location = {Shanghai, China},
  publisher = {{IEEE}},
  year = {2014},
  pages = {18--24},
  url = {http://www.dbs.ifi.lmu.de/~krompass/papers/LargeScaleFactorizationOfTypeConstraintMultiRelationalData.pdf},
  doi = {10.1109/DSAA.2014.7058046}
}

@inproceedings{Krompass2015,
  author = {Krompa{\ss}, Denis and Baier, Stephan and Tresp, Volker},
  title = {Type-constrained representation learning in knowledge graphs},
  editor = {Arenas, Marcelo
  and Corcho, Oscar
  and Simperl, Elena
  and Strohmaier, Markus
  and d'Aquin, Mathieu
  and Srinivas, Kavitha
  and Groth, Paul
  and Dumontier, Michel
  and Heflin, Jeff
  and Thirunarayan, Krishnaprasad
  and Staab, Steffen},
  booktitle = {The Semantic Web},
  booksubtitle = {{ISWC} 2015: 14\textsuperscript{th} International Semantic Web Conference. Proceedings. Part I.},
  location = {Bethlehem ({PA})},
  address = {Cham},
  publisher = {Springer},
  year = {2015},
  pages = {640--655},
  series = {Lecture notes in computer science},
  volume = {9366},
  isbn = {978-3-319-25006-9},
  doi = {10.1007/978-3-319-25007-6_37}
}

@inproceedings{Kuchar2016,
  author = {Kuchař, Jaroslav and Dojchinovski, Milan and Vitvar, Tomáš},
  title = {Exploiting temporal dimension in tensor-based link prediction},
  editor = {Monfort, Valérie and Krempels, Karl-Heinz and Majchrzak, Tim A. and Turk, Žiga},
  booktitle = {Web Information Systems and Technologies: 11\textsuperscript{th} International Conference, {WEBIST} 2015},
  booksubtitle = {Revised selected papers},
  location = {Lisbon, Portugal},
  eventdate = {2015-05-20/2015-05-22},
  address = {Cham},
  publisher = {Springer},
  year = {2016},
  pages = {211--231},
  series = {Lecture notes in business information processing},
  volume = {246},
  doi = {10.1007/978-3-319-30996-5_11}
}

@inproceedings{Kuokka1995,
  author = {Kuokka, Daniel and Harada, Larry},
  title = {Matchmaking for Information Agents},
  booktitle = {Proceedings of the 14\textsuperscript{th} international joint conference on artificial intelligence},
  location = {Montreal, Quebec, Canada},
  eventdate = {1995-08-20/1995-08-25},
  address = {San Francisco ({CA})},
  publisher = {Morgan Kaufmann},
  year = {1995},
  pages = {672--678},
  volume = {1},
  url = {https://www.ijcai.org/Proceedings/95-1/Papers/088.pdf},
  isbn = {1-55860-363-8}
}

@article{Li2004,
  author = {Li, Lei and Horrocks, Ian},
  title = {A software framework for matchmaking based on semantic web technology},
  journal = {International Journal of Electronic Commerce},
  year = {2004},
  volume = {8},
  number = {4},
  pages = {39--60},
  doi = {10.1080/10864415.2004.11044307}
}

@techreport{Longley2014,
  author = {Longley, Dave and Kellogg, Gregg and Lanthaler, Markus and Sporny, Manu},
  title = {{JSON-LD} 1.0 processing algorithms and {API}},
  type = {{W3C} Recommendation},
  organization = {{W3C}},
  date = {2014-01-16},
  urldate = {2017-01-18},
  url = {https://www.w3.org/TR/json-ld-api}
}

@techreport{Longley2016,
  author = {Longley, Dave and Sporny, Manu and Kellogg, Gregg and Lanthaler, Markus},
  title = {{JSON-LD} Framing 1.1},
  subtitle = {An application programming interface for the {JSON-LD} syntax},
  type = {Draft Community Group Report},
  organization = {{W3C}},
  date = {2016-11-29},
  urldate = {2017-01-02},
  url = {http://json-ld.org/spec/latest/json-ld-framing}
}

@proceedings{SemanticWeb2007,
  editor = {Aberer, Karl and Choi, Key-Sun and Noy, Natasha and Allemang, Dean and Lee, Kyung-Il and Nixon, Lyndon and Golbeck, Jennifer and Mika, Peter and Maynard, Diana and Mizoguchi, Riichiro and Schreiber, Guus and Cudré-Mauroux, Philippe},
  booktitle = {The semantic web},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2007},
  series = {Lecture notes in computer science},
  volume = {4825},
  isbn = {978-3-540-76297-3}
}

@inproceedings{Maali2014,
  author = {Maali, Fadi},
  title = {A data-flow language for big {RDF} data processing},
  booktitle = {Proceedings of the Doctoral Consortium at the 13\textsuperscript{th} International Semantic Web Conference ({ISWC} 2014)},
  editor = {Groth, Paul and Noy, Natasha},
  year = {2014},
  pages = {56--63},
  issn = {1613-0073},
  url = {http://ceur-ws.org/Vol-1262/paper7.pdf}
}

@inproceedings{Magliacane2012,
  author = {Magliacane, Sara and Bozzon, Alessandro and Della Valle, Emanuele},
  title = {Efficient execution of top-k {SPARQL} queries},
  editor = {Cudré-Mauroux, Philippe and Heflin, Jeff and Sirin, Evren and Tudorache, Tania and Euzenat, Jérôme and Hauswirth, Manfred and Parreira, Josiane-Xavier and Hendler, Jim and Schreiber, Guus and Bernstein, Abraham and Blomqvist, Eva},
  booktitle = {The Semantic Web},
  booksubtitle = {{ISWC} 2012},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2012},
  pages = {344--360},
  series = {Lecture notes in computer science},
  volume = {7649},
  isbn = {978-3-642-35175-4},
  doi = {10.1007/978-3-642-35176-1_22}
}

@inproceedings{Maidel2008,
  author = {Maidel, Veronica and Schoval, Peretz and Shapira, Bracha and Taieb-Maimon, Meirav},
  title = {Evaluation of an ontology-content based filtering method for a personalized newspaper},
  booktitle = {Proceedings of the 2008 {ACM} conference on recommender systems},
  eventdate = {2008-10-23/2008-10-25},
  location = {Lausanne, Switzerland},
  publisher = {{ACM}},
  address = {New York ({NY})},
  year = {2008},
  pages = {91--98},
  isbn = {978-1-60558-093-7},
  doi = {10.1145/1454008.1454024}
}

@incollection{Marin2013,
  author = {Marín, Jose Luis and Rodríguez, Mai and Marín, Ángel and Calmeau, Ramón and Alvarez-Rodríguez, Jose María and Polo-Paredes, Luis and Rubiera-Azcona, Emilio and Rodríguez-González, Alejandro and Labra-Gayo, José Emilio and Ordoñez de Pablos, Patricia},
  title = {Euroalert.net},
  subtitle = {Aggregating public procurement data to deliver commercial services to {SMEs}},
  editor = {Ordoñez de Pablos, Patricia and Cueva Lovelle, Juan Manuel and Labra-Gayo, José Emilio and Tennyson, Robert D.},
  booktitle = {E-procurement management for successful electronic government systems},
  address = {Hershey (PA)},
  publisher = {{IGI Global}},
  year = {2013},
  pages = {114--130},
  doi = {10.4018/978-1-4666-2119-0.ch007}
}

@article{McPherson2001,
  author = {McPherson, Miller and Smith-Lovin, Lynn and Cook, James M},
  title = {Birds of a feather: homophily in social networks},
  journal = {Annual review of sociology},
  volume = {27},
  number = {1},
  pages = {415--444},
  year = {2001}
}

@online{Mendes2017,
  author = {Mendes, Mara and Fazekas, Mihály},
  title = {Towards more transparent and efficient contracting},
  subtitle = {Public procurement in the European Union},
  month = {March},
  year = {2017},
  urldate = {2017-06-01},
  url = {https://opentender.eu/blog/2017-03-towards-more-transparency}
}

@inproceedings{Michelfeit2014a,
  author = {Michelfeit, Jan and Mynarz, Jindřich},
  title = {New directions in linked data fusion},
  editor = {Horridge, Matthew and Rospocher, Marco and van Ossenbruggen, Jacco},
  booktitle = {Proceedings of the {ISWC} 2014 Posters \& Demonstrations Track},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2014},
  pages = {397--400},
  series = {{CEUR} workshop proceedings},
  volume = {1272},
  url = {http://ceur-ws.org/Vol-1272/paper_119.pdf}
}

@article{Michelfeit2014b,
  author = {Michelfeit, Jan and Knap, Tomáš and Nečaský, Martin},
  title = {Linked data integration with conflicts},
  archivePrefix = {arXiv},
  date = {2014-10-27},
  urldate = {2017-01-02},
  url = {https://arxiv.org/abs/1410.7990}
}

@inproceedings{Mihindukulasooriya2013,
  author = {Mihindukulasooriya, Nandana and García-Castro, Raúl and Esteban-Gutiérrez, Miguel},
  title = {{Linked Data Platform} as a novel approach for {Enterprise Application Integration}},
  editor = {Hartig, Olaf and Sequeda, Juan and Hogan, Aidan and Matsutsusuka, Takahide},
  booktitle = {Proceedings of the 4\textsuperscript{th} International Workshop on Consuming Linked Data co-located with the 12\textsuperscript{th} International Semantic Web Conference},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2013},
  urldate = {2017-01-09},
  series = {{CEUR} workshop proceedings},
  volume = {1034},
  url = {http://ceur-ws.org/Vol-1034/MihindukulasooriyaEtAl_COLD2013.pdf}
}

@techreport{Miles2009,
  editor = {Miles, Alistair and Bechhofer, Sean},
  title = {{SKOS} {S}imple {K}nowledge {O}rganization {S}ystem reference},
  type = {{W3C} Recommendation},
  organization = {{W3C}},
  date = {2009-08-18},
  urldate = {2017-01-25},
  url = {https://www.w3.org/TR/skos-reference}
}

@article {Morup2011,
  author = {Mørup, Morten},
  title = {Applications of tensor (multiway array) factorizations and decompositions in data mining},
  journal = {Wiley Interdisciplinary Reviews: Data Mining and Knowledge Discovery},
  volume = {1},
  number = {1},
  publisher = {John Wiley \& Sons},
  pages = {24--40},
  year = {2011},
  url = {http://dx.doi.org/10.1002/widm.1},
  issn = {1942-4795},
  doi = {10.1002/widm.1}
}

@inproceedings{MunozSoro2015,
  author = {Muñoz-Soro, José Félix and Esteban, Guillermo},
  title = {Using the semantic web for the integration and publication of public procurement data},
  editor = {Kö A. and Francesconi E.},
  booktitle = {Electronic Government and the Information Systems Perspective},
  booksubtitle = {{EGOVIS} 2015},
  address = {Cham},
  publisher = {Springer},
  year = {2015},
  series = {Lecture notes in computer science},
  volume = {9265},
  doi = {10.1007/978-3-319-22389-6_2}
}

@article{MunozSoro2016,
  author = {Muñoz-Soro, José Félix and Esteban, Guillermo and Corcho, Oscar and Serón, Francisco},
  title = {{PPROC}, an ontology for transparency in public procurement},
  journal = {Semantic Web},
  year = {2016},
  volume = {7},
  number = {3},
  pages = {295--309},
  url = {http://semantic-web-journal.org/system/files/swj1142.pdf},
  doi = {10.3233/SW-150195}
}

@mastersthesis{Mynarz2012,
  author = {Mynarz, Jindřich},
  title = {Linked open data for public sector information},
  address = {Praha},
  school = {Charles University in Prague. Faculty of Arts. Institute of Information Studies and Librarianship. Department of New Media Studies},
  note = {Thesis supervisor: Vojtěch Svátek},
  year = {2012}
}

@online{Mynarz2013,
  author = {Mynarz, Jindřich},
  title = {Capturing temporal dimension of linked data},
  date = {2013-07-17},
  urldate = {2017-01-03},
  url = {http://blog.mynarz.net/2013/07/capturing-temporal-dimension-of-linked.html}
}

@online{Mynarz2014a,
  author = {Mynarz, Jindřich},
  title = {Methods for designing ontologies and vocabularies for data on the Web},
  year = {2014},
  urldate = {2017-01-03},
  url = {http://www.damepraci.eu/p/designing-ontologies.html}
}

@techreport{Mynarz2014b,
  author = {Mynarz, Jindřich and Zeman, Václav and Dudáš, Marek},
  title = {{LOD2} deliverable 9a.2.2},
  subtitle = {Stable implementation of matching functionality into web application for filing public contracts},
  date = {2014-08-20},
  urldate = {2017-01-03},
  url = {http://svn.aksw.org/lod2/D9a.2.2/public.pdf}
}

@article{Mynarz2014c,
  author = {Mynarz, Jindřich},
  title = {Integration of public procurement data using linked data},
  journal = {Journal of Systems Integration},
  year = {2014},
  volume = {5},
  number = {4},
  pages = {19--31},
  url = {http://www.si-journal.org/index.php/JSI/article/viewFile/213/158},
  issn = {1804-2724}
}

@inproceedings{Mynarz2015,
  author = {Mynarz, Jindřich and Svátek, Vojtěch and Di Noia, Tommaso},
  title = {Matchmaking public procurement linked open data},
  editor = {Debruyne, Christophe and Panetto, Hervé and Meersman, Robert and Dillon, Tharam and Weichart, Georg and An, Yuan and Ardagna, Claudio Agostino},
  booktitle = {Proceedings of {On the Move to Meaningful Internet Systems}},
  booksubtitle = {{OTM} 2015 Conferences},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2015},
  pages = {405--422},
  series = {Information Systems and Applications, incl. Internet/{Web}, and {HCI}},
  volume = {9415},
  url = {http://link.springer.com/chapter/10.1007%2F978-3-319-26148-5_27},
  isbn = {978-3-319-26148-5}
}

@article{Nakatsuji2016,
  author = {Nakatsuji, Makoto and Toda, Hiroyuki and Sawada, Hiroshi and Zheng, Jin Guang and Hendler, James A.},
  title = {Semantic sensitive tensor factorization},
  journal = {Artificial Intelligence},
  month = {January},
  year = {2016},
  volume = {230},
  pages = {224--245},
  url = {http://www.sciencedirect.com/science/article/pii/S000437021500137X},
  doi = {10.1016/j.artint.2015.09.001}
}

@article{Naumann2006,
  author = {Naumann, Felix and Bilke, Alexander and Bleiholder, Jens and Weis, Melanie},
  title = {Data fusion in three steps},
  subtitle = {Resolving schema, tuple, and value inconsistencies},
  journal = {Bulletin of the {IEEE} Computer Society Technical Committee on Data Engineering},
  month = {June},
  year = {2006},
  volume = {29},
  number = {2},
  pages = {21--31},
  url = {http://sites.computer.org/debull/A06june/A06JUN-CD.pdf}
}

@article{Necasky2014,
  author = {Nečaský, Martin and Klímek, Jakub and Mynarz, Jindřich and Knap, Tomáš and Svátek, Vojtěch and Stárka, Jakub},
  title = {Linked data support for filing public contracts},
  journal = {Computers in Industry},
  month = {January},
  year = {2014},
  url = {http://dx.doi.org/10.1016/j.compind.2013.12.006},
  issn = {0166-3615}
}

@techreport{Nedved2017,
  author = {Nedvěd, Adam and Ducháček, Tomáš and Skuhrovec, Jiří},
  title = {Rozhodovací praxe {ÚOHS}},
  subtitle = {Mýty a fakta},
  organization = {{EconLab}},
  month = {January},
  year = {2017},
  url = {http://www.econlab.cz/wp-content/uploads/2014/10/2017-01-26-studie-uohs-final.pdf}
}

@inproceedings{Nguyen2015,
  author = {Nguyen, Phuong and Tomeo, Paolo and Di Noia, Tommaso and Di Sciascio, Eugenio},
  title = {An evaluation of {SimRank} and personalized {PageRank} to build a recommender system for the web of data},
  booktitle = {Proceedings of the 24\textsuperscript{th} International Conference on World Wide Web},
  location = {Florence, Italy},
  eventdate = {2015-05-18/2015-05-22},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2015},
  pages = {1477--1482},
  isbn = {978-1-4503-3473-0},
  doi = {10.1145/2740908.2742141}
}

@inproceedings{Nickel2011,
  author = {Nickel, Maximilian and Tresp, Volker and Kriegel, Hans-Peter},
  title = {A three-way model for collective learning on multi-relational data},
  booktitle = {Proceedings of the 28\textsuperscript{th} International Conference on Machine Learning ({ICML}'11)},
  location = {Bellevue ({WA})},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2011},
  pages = {809--816},
  url = {http://machinelearning.wustl.edu/mlpapers/paper_files/ICML2011Nickel_438.pdf}
}

@inproceedings{Nickel2012,
  author = {Nickel, Maximilian and Tresp, Volker and Kriegel, Hans-Peter},
  title = {Factorizing {YAGO}},
  subtitle = {Scalable machine learning for linked data},
  booktitle = {Proceedings of the 21\textsuperscript{st} International Conference on World Wide Web ({WWW}'12)},
  location = {Lyon, France},
  publisher = {{ACM}},
  year = {2012},
  pages = {271--280}
}

@phdthesis{Nickel2013a,
  author = {Nickel, Maximilian},
  title = {Tensor factorization for relational learning},
  year = {2013},
  school = {Ludwig Maximilian University of Munich},
  url = {https://edoc.ub.uni-muenchen.de/16056/1/Nickel_Maximilian.pdf}
}

@inproceedings{Nickel2013b,
  author = {Nickel, Maximilian and Tresp, Volker},
  title = {An analysis of tensor models for learning on structured data},
  editor = {Blockeel, Hendrik and Kersting, Kristian and Nijssen, Siegfried and Železný, Filip},
  booktitle = {Machine Learning and Knowledge Discovery in Databases},
  booksubtitle = {Proceedings of {ECML} {PKDD} 2013. Part {II}},
  location = {Prague, Czech Republic},
  eventdate = {2013-09-23/2013-09-27},
  year = {2013},
  pages = {272--287},
  series = {Lecture notes in computer science},
  volume = {8199},
  url = {http://www.ecmlpkdd2013.org/wp-content/uploads/2013/07/333.pdf},
  doi = {10.1007/978-3-642-40991-2_18},
  isbn = {978-3-642-40990-5},
  issn = {0302-9743}
}

@inproceedings{Nickel2013c,
  author = {Nickel, Maximilian and Tresp, Volker},
  title = {Tensor factorization for multi-relational learning},
  editor = {Blockeel, Hendrik and Kersting, Kristian and Nijssen, Siegfried and Železný, Filip},
  booktitle = {Machine Learning and Knowledge Discovery in Databases},
  booksubtitle = {Proceedings of ECML PKDD 2013},
  location = {Prague, Czech Republic},
  eventdate = {2013-09-23/2013-09-27},
  year = {2013},
  pages = {617--621},
  series = {Lecture notes in computer science},
  volume = {8190},
  url = {http://www.ecmlpkdd2013.org/wp-content/uploads/2013/07/673.pdf},
  isbn = {978-3-642-40993-6},
  doi = {10.1007/978-3-642-40994-3_40},
  issn = {0302-9743}
}

@incollection{Nickel2014,
  author = {Nickel, Maximilian and Jiang, Xueyan and Tresp, Volker},
  title = {Reducing the rank in relational factorization models by including observable patterns},
  booktitle = {Advances in Neural Information Processing Systems 27},
  editor = {Ghahramani, Z. and Welling, M. and Cortes, C. and Lawrence, N. D. and Weinberger, K. Q.},
  publisher = {Curran Associates},
  year = {2014},
  pages = {1179--1187},
  url = {http://papers.nips.cc/paper/5448-reducing-the-rank-in-relational-factorization-models-by-including-observable-patterns.pdf}
}

@article{Nickel2016,
  author = {Nickel, Maximilian and Murphy, Kevin and Tresp, Volker and Gabrilovich, Evgeniy},
  title = {A review of relational machine learning for knowledge graphs},
  journal = {Proceedings of the {IEEE}},
  publisher = {{IEEE}},
  month = {January},
  year = {2016},
  volume = {104},
  number = {1},
  pages = {11--33},
  url = {https://arxiv.org/pdf/1503.00759.pdf}
}

@online{OpenDefinition2015,
  author = {{Open Knowledge}},
  title = {Open definition 2.1},
  date = {2015-11-10},
  urldate = {2017-02-15},
  url = {http://opendefinition.org/od/2.1/en}
}

@INPROCEEDINGS{Padia2016, 
  author = {Padia, Ankur and Kalpakis, Konstantinos and Finin, Tim}, 
  title = {Inferring relations in knowledge graphs with tensor decompositions}, 
  booktitle = {2016 {IEEE} International Conference on Big Data}, 
  eventdate = {2016-12-05/2016-12-08},
  publisher = {{IEEE}},
  year = {2016},
  pages = {4020--4022}, 
  doi = {10.1109/BigData.2016.7841096}
}

@inproceedings{Paredes2008,
  author = {Paredes, Luis-Polo and Alvarez-Rodríguez, Jose María and Azcona, Emilio Rubiera},
  title = {Promoting government controlled vocabularies for the semantic web},
  subtitle = {The {EUROVOC} thesaurus and the {CPV} product classification system},
  editor = {Kollias, Stefanos and Cousins, Jill},
  booktitle = {Semantic interoperability in the European Digital Library},
  booksubtitle = {Proceedings of the First International Workshop},
  location = {Tenerife, Spain},
  year = {2008},
  pages = {111--122},
  url = {http://www.josemalvarez.es/web/mypapers/siedl2008.pdf}
}

@article{Parycek2014,
  author = {Parycek, Peter and Höchtl, Johann and Ginner, Michael},
  title = {Open government data implementation evaluation},
  journal = {Journal of Theoretical and Applied Electronic Commerce Research},
  month = {May},
  year = {2014},
  volume = {9},
  number = {2},
  pages = {80--99},
  url = {http://www.scielo.cl/pdf/jtaer/v9n2/art07.pdf},
  issn = {0718–1876},
  doi = {10.4067/S0718-18762014000200007}
}

@inproceedings{Paton2012,
  author = {Paton, Norman W. and Christodoulou, Klitos and Fernandes, Alvaro A. A. and Parsia, Bijan and Hedeler, Cornelia},
  title = {Pay-as-you-go data integration for linked data},
  subtitle = {Opportunities, challenges and architectures},
  booktitle = {Proceedings of the 4\textsuperscript{th} International Workshop on Semantic Web Information Management},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2012},
  isbn = {978-1-4503-1446-6}
}

@inproceedings{Paton2016,
  author = {Paton, Norman W. and Belhajjame, Khalid and Embury, Suzanne M. and Fernandes, Alvaro A. A. and Maskat, Ruhaila},
  title = {Pay-as-you-go data integration},
  subtitle = {Experiences and recurring themes},
  editor = {Freivalds, Rūsiņš Mārtiņš and Engels, Gregor and Catania, Barbara},
  booktitle = {{SOFSEM} 2016: Theory and Practice of Computer Science},
  booksubtitle = {Proceedings of the 42\textsuperscript{nd} International Conference on Current Trends in Theory and Practice of Computer Science},
  location = {Harrachov, Czech Republic},
  eventdate = {2016-01-23/2016-01-28},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2016},
  pages = {81--92},
  series = {Lecture notes in computer science},
  volume = {9587},
  doi = {10.1007/978-3-662-49192-8_7}
}

@inproceedings{Pilaszy2009,
  author = {Pilászy, István and Tikk, Domonkos},
  title = {Recommending new movies},
  subtitle = {Even a few ratings are more valuable than metadata},
  booktitle = {{RecSys} '09},
  booksubtitle = {Proceedings of the 3\textsuperscript{rd} {ACM} conference on Recommender systems},
  eventdate = {2009-10-23/2009-10-25},
  location = {New York ({NY})},
  publisher = {{ACM}},
  address = {New York ({NY})},
  year = {2009},
  pages = {93--100},
  isbn = {978-1-60558-435-5},
  doi = {10.1145/1639714.1639731}
}

@inproceedings{Presern2014,
  author = {Prešern, Mateja and Žejn, Gašper},
  title = {Supervizor},
  subtitle = {An indispensable open government application},
  booktitle = {Share-PSI 2.0 workshop on uses of open data within government for innovation and efficiency},
  year = {2014},
  urldate = {2017-01-03},
  url = {https://www.w3.org/2013/share-psi/wiki/images/6/6b/Supervizor_Slovenia_description_pdf.pdf}
}

@inproceedings{Presutti2016,
  author = {Presutti, Valentina and Lodi, Giorgia and Nuzzolese, Andrea and Gangemi, Aldo and Peroni, Silvio and Aspirino, Luigi},
  title = {The role of ontology design patterns in linked data projects},
  editor = {Comyn-Wattiau, Isabelle and Tanaka, Katsumi and Song, Il-Yeol and Yamamoto, Shuichiro and Saeki, Motoshi},
  booktitle = {Conceptual modelling},
  booksubtitle = {Proceedings of the 35\textsuperscript{th} International Conference, {ER} 2016},
  location = {Gifu, Japan},
  eventdate = {2016-11-14/2016-11-17},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2016},
  pages = {113--121},
  series = {Lecture notes in computer science},
  volume = {9974},
  doi = {10.1007/978-3-319-46397-1_9},
  issn = {0302-9743}
}

@techreport{Prudhommeaux2008,
  author = {Prud'hommeaux, Eric and Seaborne, Andy},
  title = {{SPARQL} {Q}uery {L}anguage for {RDF}},
  organization = {{W3C}},
  type = {{W3C} Recommendation},
  date = {2008-01-15},
  urldate = {2017-03-03},
  url = {https://www.w3.org/TR/rdf-sparql-query}
}

@techreport{Prudhommeaux2013,
  author = {Prud'hommeaux, Eric and Buil-Aranda, Carlos},
  title = {{SPARQL} 1.1 Federated Query},
  organization = {{W3C}},
  type = {{W3C} Recommendation},
  date = {2013-03-21},
  urldate = {2017-03-05},
  url = {https://www.w3.org/TR/sparql11-federated-query}
}

@inproceedings{Radinger2013,
  author = {Radinger, Andreas and Rodriguez-Castro, Bene and Stolz, Alex and Hepp, Martin},
  title = {BauDataWeb},
  subtitle = {The {A}ustrian building and construction materials market as linked data},
  booktitle = {Proceedings of the 9\textsuperscript{th} International Conference on Semantic Systems ({I-SEMANTICS} 2013)},
  location = {Graz, Austria},
  eventdate = {2013-09-04/2013-09-06},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2013},
  url = {http://semantic.eurobau.com/BauDataWeb-ISEMANTICS2013.pdf},
  isbn = {978-1-4503-1972-0/13/09}
}

@incollection{Raedt2017,
  author = {Raedt, Luc De and Kersting, Kristian},
  title = {Statistical relational learning},
  pages = {1177--1187},
  crossref = {Sammut2017}
}

@inproceedings{Ragone2017,
  author = {Ragone, Azzurra and Tomeo, Paolo and Magarelli, Corrado and Di Noia, Tommaso and Palmonari, Mateo and Maurino, Andrea and Di Sciascio, Eugenio},
  title = {Schema-summarization in linked-data-based feature selection for recommender systems},
  booktitle = {Proceedings of the Symposium on Applied Computing},
  location = {Marrakech, Morocco},
  publisher = {{ACM}},
  address = {New York ({NY})},
  year = {2017},
  pages = {330--335},
  series = {SAC '17},
  doi = {10.1145/3019612.3019837},
  isbn = {978-1-4503-4486-9}
}

@incollection{Rey2014,
  author = {Rey, Denise and Neuhäuser, Markus},
  title = {Wilcoxon-signed-rank test},
  booktitle = {International encyclopedia of statistical science},
  editor = {Lovric, Miodrag},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  date = {2014-12-02},
  pages = {1658--1659},
  isbn = {978-3-642-04897-5}
}

@online{RFC2616,
  author = {Fielding, Roy Thomas and Gettys, J. and Mogul, J. and Frystyk, H. and Masinter, L. and Leach, P. and Berners-Lee, Tim},
  title = {{RFC} 2616},
  subtitle = {{H}ypertext {T}ransfer {P}rotocol: {HTTP}/1.1},
  month = {June},
  year = {1999},
  urldate = {2017-02-16},
  pagetotal = {176},
  url = {https://tools.ietf.org/html/rfc2616},
  issn = {2070-1721}
}

@book{Ricci2011,
  editor = {Ricci, Francesco and Rokach, Lior and Shapira, Bracha and Kantor, Paul B.},
  title = {Recommender systems handbook},
  edition = {1},
  publisher = {Springer},
  year = {2011},
  isbn = {978-0-387-85820-3}
}

@book{Richter2013,
  author = {Richter, Michael M. and Weber, Rosina O.},
  title = {Case-based reasoning},
  subtitle = {A textbook},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2013},
  isbn = {978-3-642-40167-1}
}

@inproceedings{Ristoski2015,
  author = {Ristoski, Petar and Schuhmacher, Michael and Paulheim, Heiko},
  title = {Using graph metrics for linked open data enabled recommender systems},
  editor = {Stuckenschmidt, Heiner and Jannach, Dieter},
  booktitle = {E-Commerce and Web Technologies},
  booksubtitle = {16\textsuperscript{th} International Conference on Electronic Commerce and Web Technologies, {EC-Web} 2015. Revised Selected Papers},
  location = {Valencia, Spain},
  month = {September},
  year = {2015},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  pages = {30--41},
  series = {Lecture notes in business information processing},
  volume = {239},
  doi = {10.1007/978-3-319-27729-5_3}
}

@inproceedings{Said2013,
  author = {Said, Alan and Bellogín, Alejandro and De Vries, Arjen P.},
  title = {A top-n recommender system evaluation protocol inspired by deployed systems},
  booktitle = {{ACM} {RecSys} 2013 Workshop on Large-Scale Recommender Systems},
  eventdate = {2013-10-13},
  location = {Hong Kong, China},
  year = {2013},
  url = {http://graphlab.com/files/lsrs2013/paper_12.pdf}
}

@book{Sammut2017,
  editor = {Sammut, Claude and Webb, Geoffrey I.},
  title = {Encyclopedia of machine learning and data mining},
  publisher = {Springer},
  year = {2017},
  doi = {10.1007/978-1-4899-7687-1},
  isbn = {978-1-4899-7685-7}
}

@inproceedings{Salvadores2008,
  author = {Salvadores, Manuel and Zuo, Landong and Hazzaz Imtiaz, S. M. and Darlington, John and Gibbins, Nicholas and Shadbolt, Nigel and Dobree, James},
  title = {Market blended insight},
  subtitle = {Modeling propensity to buy with the semantic web},
  booktitle = {The Semantic Web - ISWC 2008},
  booksubtitle = {Proceedings of the 7\textsuperscript{th} International Semantic Web Conference},
  location = {Karlsruhe, Germany},
  eventdate = {2008-10-26/2008-10-30},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2008},
  pages = {777--789},
  series = {Lecture notes in computer science},
  volume = {5318},
  doi = {10.1007/978-3-540-88564-1_50},
  issn = {0302-9743},
  url = {http://eprints.soton.ac.uk/266756/1/modeling-prop-to-buy-Salvadores2008.pdf}
}

@inproceedings{Schmid1998,
  author = {Schmid, Beat F. and Lindemann, Markus A.},
  title = {Elements of a reference model for electronic markets},
  booktitle = {Proceedings of the 31\textsuperscript{st} Hawaii International Conference on System Sciences},
  month = {January},
  year = {1998},
  volume = {4},
  pages = {193--201},
  doi = {10.1109/HICSS.1998.655275}
}

@techreport{Seaborne2014,
  author = {Seaborne, Andy},
  title = {{SPARQL} 1.1 Property Paths},
  type = {{W3C} Working Draft},
  organization = {{W3C}},
  date = {2014-01-10},
  urldate = {2017-05-19},
  url = {https://www.w3.org/TR/sparql11-property-paths}
}

@article{Sidiropoulos2017,
  author = {Sidiropoulos, Nicholas D. and De Lathauwer, Lieven and Fu, Xiao and Huang, Kejun and Papalexakis, Evangelos E. and Faloutsos, Christos},
  title = {Tensor Decomposition for Signal Processing and Machine Learning},
  journal = {{IEEE} Transactions on Signal Processing},
  month = {July},
  year = {2017},
  volume = {65},
  number = {13},
  pages = {3551--3582},
  doi = {10.1109/TSP.2017.2690524},
  issn = {1053-587X}
}

@inproceedings{Smeros2016,
  author = {Smeros, Panayiotis and Koubarakis, Manolis},
  title = {Discovering spatial and temporal links among {RDF} data},
  booktitle = {Proceedings of the {WWW} 2016 Workshop},
  booksubtitle = {Linked Data on the Web ({LDOW2016})},
  eventdate = {2016-04-11},
  location = {Montréal, Canada},
  year = {2016},
  urldate = {2017-01-02},
  url = {http://events.linkeddata.org/ldow2016/papers/LDOW2016_paper_08.pdf}
}

@incollection{Smyth2007,
  author = {Smyth, Barry},
  title = {Case-based recommendation},
  editor = {Brusilovsky, Peter and Kobsa, Alfred and Nejdl, Wolfgang},
  booktitle = {The Adaptive Web},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2007},
  pages = {342--376},
  series = {Lecture notes in computer science},
  volume = {4321},
  isbn = {978-3-540-72078-2},
  doi = {10.1007/978-3-540-72079-9_11}
}

@online{Snoha2013,
  author = {Snoha, Matej and Klímek, Jakub and Mynarz, Jindřich},
  title = {Deliverable 9a.2.1},
  subtitle = {Prototype of matchmaking web services for linked commerce data in the domain of public sector contracts},
  date = {2013-08-03},
  urldate = {2017-01-18},
  url = {http://svn.aksw.org/lod2/D9a.2.1/public.pdf}
}

@online{Soudek2016a,
  author = {Soudek, Jan},
  title = {Journal data quality},
  date = {2016-09-06},
  urldate = {2017-01-05},
  url = {http://wiki.zindex.cz/doku.php?id=en:kvalita_dat_ve_vestniku}
}

@online{Soudek2016b,
  author = {Soudek, Jan},
  title = {{zIndex}},
  subtitle = {Public contracting authorities rating},
  date = {2016-09-06},
  urldate = {2017-01-05},
  url = {http://wiki.zindex.cz/doku.php?id=en:start#metodika_hodnoceni}
}

@techreport{Sporny2014,
  author = {Sporny, Manu and Longley, Dave and Kellogg, Gregg and Lanthaler, Markus and Lindström, Niklas},
  title = {{JSON-LD} 1.0},
  subtitle = {A {JSON}-based serialization for linked data},
  type = {{W3C} Recommendation},
  organization = {{W3C}},
  date = {2014-01-16},
  urldate = {2017-01-02},
  url = {http://www.w3.org/TR/json-ld}
}

@techreport{Stickler2005,
  author = {Stickler, Patrick},
  title = {{CBD}},
  subtitle = {Concise bounded description},
  type = {{W3C} Member Submission},
  organization = {{W3C}},
  date = {2005-06-03},
  urldate = {2017-09-15},
  url = {https://www.w3.org/Submission/CBD}
}

@incollection{Svatek2014,
  author = {Svátek, Vojtěch and Mynarz, Jindřich and Węcel, Krzysztof and Klímek, Jakub and Knap, Tomáš and Nečaský, Martin},
  title = {Linked open data for public procurement},
  crossref = {lod2book},
  pages = {196--213},
  url = {http://link.springer.com/chapter/10.1007/978-3-319-09846-3_10}
}

@inproceedings{Szwabe2015,
  author = {Szwabe, Andrzej and Ciesielczyk, Michal and Misiorek, Pawel and Blinkiewicz, Michal},
  title = {Application of the tensor-based recommendation engine to semantic service matchmaking},
  booktitle = {SEMAPRO 2015},
  booksubtitle = {The 9\textsuperscript{th} International Conference on Advances in Semantic Processing},
  publisher = {{IARIA}},
  year = {2015},
  pages = {116--125},
  isbn = {978-1-61208-420-6}
}

@inproceedings{Thalhammer2012,
  author = {Thalhammer, Andreas},
  title = {Leveraging linked data analysis for semantic recommender systems},
  booktitle = {The semantic web: research and applications},
  booksubtitle = {Proceedings of the 9\textsuperscript{th} Extended Semantic Web Conference},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2012},
  pages = {823--827},
  isbn = {978-3-642-30283-1},
  doi = {10.1007/978-3-642-30284-8_64}
}

@techreport{Trastour2001,
  author = {Trastour, David and Bartolini, Claudio and Gonzalez-Castillo, Javier},
  title = {A semantic web approach to service description for matchmaking of services},
  organization = {Hewlett-Packard},
  date = {2011-07-30},
  url = {https://fog.hpl.external.hp.com/techreports/2001/HPL-2001-183.pdf},
  urldate = {2017-03-03}
}

@incollection{Tresp2014,
  author = {Tresp, Volker and Nickel, Maximilian},
  title = {Relational models},
  editor = {Alhajj, Reda and Rokne, Jon},
  booktitle = {Encyclopedia of social network analysis and mining},
  address = {New York ({NY})},
  publisher = {Springer},
  year = {2014},
  pages = {1550--1561},
  doi = {10.1007/978-1-4614-6170-8},
  isbn = {978-1-4614-6169-2}
}

@inproceedings{Valle2010,
  author = {Valle, Francesco and d'Aquin, Mathieu and di Noia, Tommaso and Motta, Enrico},
  title = {{LOTED}},
  subtitle = {Exploiting linked data in analyzing European procurement notices},
  editor = {Presutti, Valentina and Scharffe, Francois and Svátek, Vojtěch},
  booktitle = {Proceedings of the 1\textsuperscript{st} workshop on knowledge injection into and extraction from linked data},
  location = {Lisbon, Portugal},
  eventdate = {2010-10-15},
  address = {Aachen},
  publisher = {{RWTH} Aachen University},
  year = {2010},
  pages = {52--63},
  series = {{CEUR} workshop proceedings},
  volume = {631},
  url = {http://ceur-ws.org/Vol-631/paper6.pdf},
  issn = {1613-0073}
}

@inproceedings{Veit2001,
  author = {Veit, Daniel and Müller, Jörg P. and Schneider, Martin and Fiehn, Björn},
  title = {Matchmaking for autonomous agents in electronic marketplaces},
  booktitle = {Proceedings of the 5\textsuperscript{th} international conference on Autonomous agents},
  location = {Montreal, Canada},
  address = {New York (NY)},
  publisher = {{ACM}},
  year = {2001},
  pages = {65--66},
  isbn = {1-58113-326-X},
  doi = {10.1145/375735.375874}
}

@online{Virtuoso2017,
  author = {{OpenLink Software}},
  title = {Faceted views over large-scale linked data},
  year = {2017},
  urldate = {2017-05-18},
  url = {https://www.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtuosoFacetsViewsLinkedData#Entity%20Ranking}
}

@techreport{W3C2012,
  author = {{W3C OWL Working Group}},
  title = {{OWL} 2 Web Ontology Language},
  subtitle = {Document overview},
  edition = {2},
  type = {{W3C} Recommendation},
  date = {2012-12-11},
  urldate = {2017-02-17},
  url = {https://www.w3.org/TR/owl2-overview}
}

@incollection{Wang2017,
  author = {Wang, Suhang and Tang, Jiliang and Liu, Huan},
  title = {Feature selection},
  pages = {503--511},
  crossref = {Sammut2017}
}

@book{Wieringa2014,
  author = {Wieringa, Roel},
  title = {Design science methodology for information systems and software engineering},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2014},
  isbn = {978-3-662-43838-1},
  doi = {10.1007/978-3-662-43839-8}
}

@book{Wood2011,
  editor = {Wood, David},
  title = {Linking government data},
  address = {Berlin and Heidelberg},
  publisher = {Springer},
  year = {2011},
  pagetotal = {xx, 232},
  isbn = {978-1-4614-1767-5}
}

@inproceedings{Zhiltsov2013,
  author = {Zhiltsov, Nikita and Agichtein, Eugene},
  title = {Improving entity search over linked data by modeling latent semantics},
  booktitle = {Proceedings of the 22\textsuperscript{nd} {ACM} international conference on Information \& Knowledge Management},
  location = {San Francisco ({CA})},
  eventdate = {2013-10-27/2013-11-01},
  address = {New York ({NY})},
  publisher = {{ACM}},
  year = {2013},
  pages = {1253--1256},
  isbn = {978-1-4503-2263-8},
  doi = {10.1145/2505515.2507868}
}