@article{VLDB-2013-KellarisP,
	author        = "Georgios Kellaris and Stavros Papadopoulos",
	ee            = "http://www.vldb.org/pvldb/vol6/p301-papadopoulos.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 5,
	pages         = "301--312",
	title         = "{Practical Differential Privacy via Grouping and Smoothing}",
	volume        = 6,
	year          = 2013,
}