@inproceedings{ICDAR-2001-CesariniLMS,
	author        = "Francesca Cesarini and Marco Lastri and Simone Marinai and Giovanni Soda",
	booktitle     = "{Proceedings of the Sixth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2001.953962",
	isbn          = "0-7695-1263-1",
	pages         = "1131--1136",
	publisher     = "{IEEE Computer Society}",
	title         = "{Encoding of Modified X-Y Trees for Document Classification}",
	year          = 2001,
}