@inproceedings{ICDAR-1997-SabourinDW,
	author        = "Robert Sabourin and Jean-Pierre Drouhard and Etienne Sum Wah",
	booktitle     = "{Proceedings of the Fourth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1997.620589",
	isbn          = "0-8186-7898-4",
	pages         = "661--666",
	publisher     = "{IEEE Computer Society}",
	title         = "{Shape Matrices as a Mixed Shape Factor for Off-line Signature Verification}",
	year          = 1997,
}