@inproceedings{ICEIS-DISI-2008-GroppeL,
	author        = "Jinghua Groppe and Volker Linnemann",
	booktitle     = "{Proceedings of the 10th International Conference on Enterprise Information Systems, Volume 1: DISI}",
	isbn          = "978-989-8111-36-4",
	pages         = "149--158",
	title         = "{Discovering Veiled Unsatisfiable Xpath Queries}",
	year          = 2008,
}