@inproceedings{Yebes11iv,
   author = {J.J. Yebes and P.F. Alcantarilla and L.M. Bergasa},
   title = {Occupant Monitoring System for Traffic Control Based on Visual Categorization},
   booktitle = {IEEE Intelligent Vehicles Symposium}, 
   location = {Baden-Baden,Germany},
   year = {2011}
}