@inproceedings{PODS-2009-Marnette,
	author        = "Bruno Marnette",
	booktitle     = "{Proceedings of the 28th Symposium on Principles of Database Systems}",
	doi           = "10.1145/1559795.1559799",
	isbn          = "978-1-60558-553-6",
	pages         = "13--22",
	publisher     = "{ACM}",
	title         = "{Generalized schema-mappings: from termination to tractability}",
	year          = 2009,
}