@inproceedings{PODS-1984-CasanovaVF,
	author        = "Marco A. Casanova and Paulo A. S. Veloso and Antonio L. Furtado",
	booktitle     = "{Proceedings of the Third Symposium on Principles of Database Systems}",
	cdrom         = "['journals/anthology/cd1-3:PODS84/P110.PDF', 'journals/anthology/dvd1:text/1-3/PODS84/P110.PDF']",
	doi           = "10.1145/588011.588028",
	isbn          = "0-89791-128-8",
	pages         = "110--118",
	publisher     = "{ACM}",
	title         = "{Formal Data Base Specification — An Eclectic Perspective}",
	year          = 1984,
}