@conference{149736,
  author = {Gin-Shu Young and Tsai and Martin Herman},
  title = {Obstacle Detection for a Vehicle Using Optical Flow},
  year = {1992},
  month = {1992-07-01},
  publisher = {Proceedings of the Intelligent Vehicles '92 Conference, Detroit, MI},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820408},
  language = {en},
}