@inproceedings{ICDAR-2001-SanchezL,
	author        = "Gemma Sánchez and Josep Lladós",
	booktitle     = "{Proceedings of the Sixth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2001.953833",
	isbn          = "0-7695-1263-1",
	pages         = "465--469",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Graph Grammar to Recognize Textured Symbols}",
	year          = 2001,
}