@inproceedings{navab1993criticalsets,
 author = {Nassir Navab and Olivier D. Faugeras and Thierry Vieville},
 title = {The Critical Sets of Lines for Camera Displacement Estimation: A Mixed Euclidean-Projective and Constructive Approach},
 booktitle =	"Proceedings of the fourth IEEE International Conference on Computer Vision ICCV, pages 713-723, Berlin, Germany, May 1993",
 volume =		"",
 pages =		"",
 month =		"",
 year =			"1993"
}