R. Stecher, C. Niederée, and W. Nejdl. CIKM '08: Proceeding of the 17th ACM conference on Information and knowledge management, page 797--806. New York, NY, USA, ACM, (2008)
R. Stecher, C. Niederée, and W. Nejdl. CIKM '08: Proceeding of the 17th ACM conference on Information and knowledge management, page 797--806. New York, NY, USA, ACM, (2008)