@inproceedings{SIGMOD-1981-MaierW,
	author        = "David Maier and David Scott Warren",
	booktitle     = "{Proceedings of the 11th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD81/P176.PDF",
	doi           = "10.1145/582318.582345",
	pages         = "176--187",
	publisher     = "{ACM Press}",
	title         = "{Incorporating Computed Relations in Relational Databases}",
	year          = 1981,
}