@inproceedings{SIGMOD-1975-SmithC,
	author        = "John Miles Smith and Philip Yen-Tang Chang",
	booktitle     = "{Proceedings of the Fifth ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD75/P064.PDF",
	doi           = "10.1145/500080.500090",
	pages         = "64",
	publisher     = "{ACM}",
	title         = "{Optimizing the Performance of a Relational Algebra Data Base Interface}",
	year          = 1975,
}