Uncertainty Reasoning for the Semantic Web I ISWC International Workshops, URSW 2005-2007, Revised Selected and Invited Papers - Costa, Paulo Cesar G. da; d’Amato, Claudia; Fanizzi, Nicola; Laskey, Kathryn B.; Laskey, Kenneth J.; Lukasiewicz, Thomas; Nickles, Matthias; Pool, Michael (Springer Berlin Heidelberg : Imprint: Springer, 2008)