@inproceedings{SIGMOD-1980-StonebrakerK,
	author        = "Michael Stonebraker and Kenneth Keller",
	booktitle     = "{Proceedings of the 10th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD80/P058.PDF",
	doi           = "10.1145/582250.582261",
	pages         = "58--66",
	publisher     = "{ACM Press}",
	title         = "{Embedding Expert Knowledge and Hypothetical Data Bases Into a Data Base System}",
	year          = 1980,
}