@inproceedings{VLDB-1975-Todd,
	author        = "Stephen Todd",
	booktitle     = "{Proceedings of the First International Conference on Very Large Data Bases}",
	cdrom         = "VLDB75/P554.PDF",
	doi           = "10.1145/1282480.1282546",
	pages         = "554--556",
	publisher     = "{ACM}",
	title         = "{PRTV: An Efficient Implementation for Large Relational Data Bases}",
	year          = 1975,
}