Advances in Multilingual and Multimodal Information Retrieval 8th Workshop of the Cross-Language Evaluation Forum, CLEF 2007, Budapest, Hungary, September 19-21, 2007, Revised Selected Papers - Peters, Carol; Jijkoun, Valentin; Mandl, Thomas; Müller, Henning; Oard, Douglas W.; Peñas, Anselmo; Petras, Vivien; Santos, Diana (Springer Berlin Heidelberg, 2008)