@inproceedings{VLDB-1984-DAtriS,
	author        = "Alessandro D'Atri and Domenico Saccà",
	booktitle     = "{Proceedings of the 10th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/1984/P187.PDF",
	isbn          = "0-934613-16-8",
	pages         = "187--195",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Equivalence and Mapping of Database Schemes}",
	year          = 1984,
}