@inproceedings{VLDB-1999-PedersenJD,
	author        = "Torben Bach Pedersen and Christian S. Jensen and Curtis E. Dyreson",
	booktitle     = "{Proceedings of the 25th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/1999/P62.pdf",
	isbn          = "1-55860-615-7",
	pages         = "663--674",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Extending Practical Pre-Aggregation in On-Line Analytical Processing}",
	year          = 1999,
}