@article{VLDB-2009-SarkasDK,
	author        = "Nikos Sarkas and Gautam Das and Nick Koudas",
	ee            = "http://www.vldb.org/pvldb/2/vldb09-pvldb36.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 1,
	pages         = "778--789",
	title         = "{Improved Search for Socially Annotated Data}",
	volume        = 2,
	year          = 2009,
}