@InProceedings{ParPer2005,
  author = 		 {Bryan Parno and Adrian Perrig},
  title = 		 {Challenges in Securing Vehicular Networks},
  booktitle = 	 	 {Proceedings of Workshop on Hot Topics in Networks (HotNets-IV)},
  year =		 2005,
  month =		 nov,
  online =		 {http://sparrow.ece.cmu.edu/%7Eadrian/projects/cars.pdf}
}