@inproceedings{SIGIR-2008-SchenkelCKMNPW,
	author        = "Ralf Schenkel and Tom Crecelius and Mouna Kacimi and Sebastian Michel and Thomas Neumann and Josiane Xavier Parreira and Gerhard Weikum",
	booktitle     = "{Proceedings of the 31st International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/1390334.1390424",
	isbn          = "978-1-60558-164-4",
	pages         = "523--530",
	publisher     = "{ACM}",
	title         = "{Efficient top-k querying over social-tagging networks}",
	year          = 2008,
}