@article{VLDB-2013-GuptaRM,
	author        = "Rajeev Gupta and Krithi Ramamritham and Mukesh K. Mohania",
	ee            = "http://www.vldb.org/pvldb/vol6/p565-gupta.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 8,
	pages         = "565--576",
	title         = "{Ratio Threshold Queries over Distributed Data Sources}",
	volume        = 6,
	year          = 2013,
}