author          = {F. Abel, I. Celik, C. Hauff, L. Hollink, G.J. Houben},
	title           = {U-Sem: Semantic Enrichment, User Modeling and Mining of Usage Data on the Social Web},
	booktitle       = {USEWOD2011, proceedings of 1st International Workshop on Usage Analysis and the Web of Data (USEWOD2011), workshop at the 20th International World Wide Web Conference (WWW2011), },
	publisher       = {Computing Research Repository at arXiv.org: arXiv:1104.0126},
	year            = {2011},
	month           = {28 March 2011},
	location        = {Hyderabad, India},
	topic           = {Web Engineering},
	group           = {WIS}