@article {3650,
	title = {Discovering Denial Constraints},
	journal = {Proceedings of the VLDB Endowment (PVLDB)},
	volume = {6},
	year = {2013},
	pages = {1498--1509},
	doi = {10.14778/2536258.2536262},
	url = {http://www.vldb.org/pvldb/vol6/p1498-papotti.pdf},
	author = {Xu Chu and Ihab Ilyas and Paolo Papotti}
}
