@article{VLDB-2011-YangPS11a,
	author        = "Xiaoyan Yang and Cecilia M. Procopiuc and Divesh Srivastava",
	ee            = "http://www.vldb.org/pvldb/vol4/p899-yang.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 11,
	pages         = "899--910",
	title         = "{Summary Graphs for Relational Database Schemas}",
	volume        = 4,
	year          = 2011,
}