@inproceedings{CIKM-2009-GroppeGSL,
	author        = "Jinghua Groppe and Sven Groppe and Andreas Schleifer and Volker Linnemann",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646313",
	isbn          = "978-1-60558-512-3",
	pages         = "2083--2084",
	publisher     = "{ACM}",
	title         = "{LuposDate: a semantic web database system}",
	year          = 2009,
}