Accessing Multilingual Information Repositories 6th Workshop of the Cross-Language Evalution Forum, CLEF 2005, Vienna, Austria, 21-23 September, 2005, Revised Selected Papers - Peters, Carol; Gey, Fredric C.; Gonzalo, Julio; Müller, Henning; Jones, Gareth J. F.; Kluck, Michael; Magnini, Bernardo; Rijke, Maarten de (Springer Berlin Heidelberg, 2006)