@article{VLDB-2008-XiaoT,
	author        = "Xiaokui Xiao and Yufei Tao",
	ee            = "http://www.vldb.org/pvldb/1/1453949.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 1,
	pages         = "857--869",
	title         = "{Output perturbation with query relaxation}",
	volume        = 1,
	year          = 2008,
}