@inproceedings{ICDAR-1997-WatanabeZ,
	author        = "Toyohide Watanabe and Rui Zhang",
	booktitle     = "{Proceedings of the Fourth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1997.620622",
	isbn          = "0-8186-7898-4",
	pages         = "805--808",
	publisher     = "{IEEE Computer Society}",
	title         = "{Recognition of Character Strings from Color Urban Map Imageson the Basis of Validation Mechanism}",
	year          = 1997,
}