@InProceedings{	  wit2011-contamacchine,
  author	= "Maria Chiara Laghi AND Luca Mazzei AND Matteo Panciroli
		  AND Pier~Paolo Porta",
  title		= "Vision-based Traffic Analyzer",
  booktitle	= "Procs. 8\textsuperscript{th} International Workshop on
		  Intelligent Transportation",
  year		= 2011,
  month		= mar,
  address	= "Hamburg, Germany"
}