@inproceedings{PODS-1983-ChanM,
	author        = "Edward P. F. Chan and Alberto O. Mendelzon",
	booktitle     = "{Proceedings of the Second Symposium on Principles of Database Systems}",
	cdrom         = "['journals/anthology/cd1-3:PODS83/P288.PDF', 'journals/anthology/dvd1:text/1-3/PODS83/P288.PDF']",
	doi           = "10.1145/588058.588091",
	isbn          = "0-89791-097-4",
	pages         = "288--296",
	publisher     = "{ACM}",
	title         = "{Independent and Separable Database Schemes}",
	year          = 1983,
}