@inproceedings{DLT-2013-AnselmoGM,
	author        = "Marcella Anselmo and Dora Giammarresi and Maria Madonia",
	booktitle     = "{Proceedings of the 17th International Conference on Developments in Language Theory}",
	doi           = "10.1007/978-3-642-38771-5_6",
	isbn          = "978-3-642-38770-8",
	pages         = "46--57",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Two Dimensional Prefix Codes of Pictures}",
	volume        = 7907,
	year          = 2013,
}