@inproceedings{ICPR-v4-2002-CollingsKN,
	author        = "Simon Collings and Ryszard Kozera and Lyle Noakes",
	booktitle     = "{Proceedings of the 16th International Conference on Pattern Recognition, Volume 4}",
	doi           = "10.1109/ICPR.2002.1047415",
	isbn          = "0-7695-1695-5",
	pages         = "126--None",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Piecewise Quadratic Approach to Single Image Shape from Shading}",
	year          = 2002,
}