@inproceedings{ICEIS-DISI-2007-GrecoMP,
	author        = "Sergio Greco and Cristian Molinaro and Francesco Parisi",
	booktitle     = "{Proceedings of the Ninth International Conference on Enterprise Information Systems, Volume 1: DISI}",
	isbn          = "978-972-8865-88-7",
	pages         = "119--124",
	title         = "{Preference rules in database querying}",
	year          = 2007,
}