@inproceedings{SIGMOD-2007-LarsonLZZ,
	author        = "Per-Åke Larson and Wolfgang Lehner and Jingren Zhou and Peter Zabback",
	booktitle     = "{Proceedings of the 25th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1247480.1247502",
	isbn          = "978-1-59593-686-8",
	pages         = "175--186",
	publisher     = "{ACM}",
	title         = "{Cardinality estimation using sample views with quality assurance}",
	year          = 2007,
}