@inproceedings{VLDB-1978-AroraC,
	author        = "Adarsh K. Arora and C. Robert Carlson",
	booktitle     = "{Proceedings of the Fourth International Conference on Very Large Data Bases}",
	cdrom         = "VLDB78/P352.PDF",
	pages         = "352--359",
	publisher     = "{IEEE Computer Society}",
	title         = "{The Information Preserving Properties of Relational Database Transformations}",
	year          = 1978,
}