@inproceedings{PODS-2008-JhaRS,
	author        = "Abhay Kumar Jha and Vibhor Rastogi and Dan Suciu",
	booktitle     = "{Proceedings of the 27th Symposium on Principles of Database Systems}",
	doi           = "10.1145/1376916.1376934",
	isbn          = "978-1-60558-108-8",
	pages         = "119--128",
	publisher     = "{ACM}",
	title         = "{Query evaluation with soft-key constraints}",
	year          = 2008,
}