Evaluation of Cross-Language Information Retrieval Systems Second Workshop of the Cross-Language Evaluation Forum, CLEF 2001, Darmstadt, Germany, September 3-4, 2001. Revised Papers - Braschler, Martin; Braschler, Martin; Gonzalo, Julio; Gonzalo, Julio; Kluck, Michael; Kluck, Michael (Springer Berlin Heidelberg : Imprint: Springer, 2002)