@InProceedings{Mucientes06_iros,
  author = 	 {M. Mucientes and W. Burgard},
  title = 	 {Multiple Hypothesis Tracking of Clusters of People},
  booktitle = 	 {Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)},  
  pages = 	 {692-697},
  year = 	 {2006},  
  address = 	 {Beijing (China)}
}