@article{VLDB-2013-CalvaneseGLV12,
	author        = "Diego Calvanese and Giuseppe De Giacomo and Maurizio Lenzerini and Moshe Y. Vardi",
	ee            = "http://www.vldb.org/pvldb/vol6/p61-calvanese.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 2,
	pages         = "61--72",
	title         = "{Query Processing under GLAV Mappings for Relational and Graph Databases}",
	volume        = 6,
	year          = 2012,
}