@inproceedings{kristensen93:-cooper-depth-extrac,
  author        = {Steen Kristensen and Henrik M{\o}ller Nielsen Henrik and Henrik I. Christensen},
  booktitle     = {Proceedings of the 8th Scandinavian Conference on Image Analysis},
  category      = {Conference},
  editor        = {Kjell Arild H{\o}gda and Bj{\o}rn Braathen and Karsten Heia},
  month         = may,
  pages         = {321--328},
  publisher     = {NOBIM},
  title         = {Cooperative Depth Extraction},
  volume        = 1,
  year          = 1993
}