@inproceedings{ICPR-v4-2002-IwahoriWWI,
	author        = "Yuji Iwahori and Yumi Watanabe and Robert J. Woodham and Akira Iwata",
	booktitle     = "{Proceedings of the 16th International Conference on Pattern Recognition, Volume 4}",
	doi           = "10.1109/ICPR.2002.1047470",
	isbn          = "0-7695-1695-5",
	pages         = "359--362",
	publisher     = "{IEEE Computer Society}",
	title         = "{Self-Calibration and Neural Network Implementation of Photometric Stereo}",
	year          = 2002,
}