@inproceedings{SIGMOD-2013-RullBSKMT,
	author        = "Guillem Rull and Philip A. Bernstein and Ivo Garcia dos Santos and Yannis Katsis and Sergey Melnik and Ernest Teniente",
	booktitle     = "{Proceedings of the 31st ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/2463676.2463711",
	isbn          = "978-1-4503-2037-5",
	pages         = "1169--1172",
	publisher     = "{ACM}",
	title         = "{Query containment in entity SQL}",
	year          = 2013,
}