@inproceedings{PODS-2008-FosterGT,
	author        = "J. Nathan Foster and Todd J. Green and Val Tannen",
	booktitle     = "{Proceedings of the 27th Symposium on Principles of Database Systems}",
	doi           = "10.1145/1376916.1376954",
	isbn          = "978-1-60558-108-8",
	pages         = "271--280",
	publisher     = "{ACM}",
	title         = "{Annotated XML: queries and provenance}",
	year          = 2008,
}