@article{VLDB-2011-OroRS10,
	author        = "Ermelinda Oro and Massimo Ruffolo and Steffen Staab",
	ee            = "http://www.vldb.org/pvldb/vol4/p129-oro.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 2,
	pages         = "129--140",
	title         = "{SXPath — Extending XPath towards Spatial Querying on Web Documents}",
	volume        = 4,
	year          = 2010,
}