@inproceedings{SIGFIDET-1972-JervisP,
	author        = "Brian Jervis and James L. Parker",
	booktitle     = "{Proceedings of the Third ACM-SIGFIDET Workshop on Data Description, Access and Control}",
	cdrom         = "SIGFIDET72/P125.pdf",
	pages         = "125--145",
	publisher     = "{ACM}",
	title         = "{An Approach for a Working Relational Data System}",
	year          = 1972,
}