@article{VLDB-2011-KargarA,
	author        = "Mehdi Kargar and Aijun An",
	ee            = "http://www.vldb.org/pvldb/vol4/p681-kargar.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 10,
	pages         = "681--692",
	title         = "{Keyword Search in Graphs: Finding r-cliques}",
	volume        = 4,
	year          = 2011,
}