@inproceedings{VLDB-2002-NiermanJ,
	author        = "Andrew Nierman and H. V. Jagadish",
	booktitle     = "{Proceedings of the 28th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2002/S18P03.pdf",
	pages         = "646--657",
	publisher     = "{Morgan Kaufmann}",
	title         = "{ProTDB: Probabilistic Data in XML}",
	year          = 2002,
}