@inproceedings{VLDB-2001-StillgerLMK,
	author        = "Michael Stillger and Guy M. Lohman and Volker Markl and Mokhtar Kandil",
	booktitle     = "{Proceedings of the 27th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2001/P019.pdf",
	isbn          = "1-55860-804-4",
	pages         = "19--28",
	publisher     = "{Morgan Kaufmann}",
	title         = "{LEO — DB2’s LEarning Optimizer}",
	year          = 2001,
}