Sudhir Agarwal Peter Fankhauser Jorge Gonzalez-Ollala Jens Hartmann Silvia Hollfelder Anthony Jameson Stefan Klink Patrick Lehti Michael Ley Emma Rabbidge Eric Schwarzkopf Nitesh Shrestha Nenad Stojanovic Rudi Studer Gerd Stumme Bernd Walter Alexander Weber Semantic Methods and Tools for Information Portals. 116-131 2003 conf/gi/2003-1 GI Jahrestagung (1) db/conf/gi/gi2003-1.html#AgarwalFGHHJKLLRSSSSSWW03 http://subs.emis.de/LNI/Proceedings/Proceedings34/article901.html