Add comma

Author: AlexeyMerzlyakov

README.md

@@ -97,7 +97,7 @@ If you use the Regulated Pure Pursuit Controller algorithm or software from this
 
 If you use the Collision Monitor algorithm or software from this repository, please cite this work in your papers:
 
-- A. Merzlyakov [**Collision Monitor – Software-Based Safety Module**](https://www.youtube.com/watch?v=bWliK0PC5Ms). 6th ROS Developers Day, 2023.
+- A. Merzlyakov. [**Collision Monitor – Software-Based Safety Module**](https://www.youtube.com/watch?v=bWliK0PC5Ms). 6th ROS Developers Day, 2023.
 
 ```bibtex
 @conference{merzlyakov2023collisionsafety,