@article{VLDB-2012-SelkeLB,
	author        = "Joachim Selke and Christoph Lofi and Wolf-Tilo Balke",
	ee            = "http://vldb.org/pvldb/vol5/p538_joachimselke_vldb2012.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 6,
	pages         = "538--549",
	title         = "{Pushing the Boundaries of Crowd-enabled Databases with Query-driven Schema Expansion}",
	volume        = 5,
	year          = 2012,
}