@inproceedings{ICDAR-1997-WatanabeN,
	author        = "Yasuhiko Watanabe and Makoto Nagao",
	booktitle     = "{Proceedings of the Fourth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1997.620653",
	isbn          = "0-8186-7898-4",
	pages         = "962--967",
	publisher     = "{IEEE Computer Society}",
	title         = "{Construction of retrieval system for pictorial book of flora}",
	year          = 1997,
}