Robert Engels David Norheim SUBLIMA: a Software Stack for Inter-operable Topic-Centred Information Portals. 2008 International Semantic Web Conference (Posters & Demos) http://ceur-ws.org/Vol-401/iswc2008pd_submission_7.pdf conf/semweb/2008p db/conf/semweb/iswc2008p.html#EngelsN08