@inproceedings { dolog-03a,
	title = {Challenges and Benefits of the Semantic Web for User Modelling},
	journal = {Proc. of AH2003 –- Workshop on Adaptive Hypermedia and Adaptive Web-Based Systems, WWW2003 Conference, Hypertext'03 Conference, User Modelling Conference 2003},
	year = {2003},
	month = {may},
	address = {Budapest, Hungary, Nottinngham, UK, Johnstown, PA, USA},
	author = {Peter Dolog and Wolfgang Nejdl}
}