@Article{	  pbt,
  author	= "Massimo Bertozzi AND Alberto Broggi AND Alessandra
		  Fascioli",
  title		= "{Stereo Inverse Perspective Mapping: Theory and
		  Applications}",
  journal	= "{Image and Vision Computing Journal}",
  year		= 1998,
  pages		= "585--590",
  volume	= 8,
  publisher	= "Elsevier Science",
  address	= "Amsterdam, The Netherlands",
  number	= "16"
}