update

book/m8r/format/paper.tex

@@ -511,5 +511,9 @@ \subsection{Reading and writing ASCII files}
 4.8 9.1 7.3
 \end{verbatim}
 
+\subsection{Reading LAS files}
+
+The LAS format...
+
 \bibliographystyle{seg}
 \bibliography{format,SEG,SEP2}

book/m8r/shell/paper.tex

@@ -17,13 +17,15 @@ \chapter{Running Madagascar programs on the command line}
 \texttt{Madagascar} programs and illustrates their usage with simple
 examples. In the example below, \verb+bash$+ indicates the Unix shell prompt.
 
-\section{Unix shell overview}
+%\section{Unix shell overview}
 
 Madagascar operates in a Unix shell environment, such as \texttt{bash}
 (Bourne Again SHell) \cite[]{bash} or \texttt{csh} (C SHell)
 \cite[]{tcsh}. It makes use of such command-line constructs as
 standard input and standard output, pipes, and environmental
-variables...
+variables. To work effectively with Madagascar, it helps to know Unix shell and
+basic Unix commands such as \texttt{cd}, \texttt{ls}, \texttt{cp},
+etc. We assume that the reader is familiar with such environment.
 
 \section{Main programs}