@inproceedings{PODS-2000-ChenKKM,
	author        = "Zhiyuan Chen and Flip Korn and Nick Koudas and S. Muthukrishnan",
	booktitle     = "{Proceedings of the 19th Symposium on Principles of Database Systems}",
	doi           = "10.1145/335168.335225",
	isbn          = "1-58113-214-X",
	pages         = "216--225",
	publisher     = "{ACM}",
	title         = "{Selectivity Estimation for Boolean Queries}",
	year          = 2000,
}