Carol Peters Julio Gonzalo Martin Braschler Michael Kluck Comparative Evaluation of Multilingual Information Access Systems, 4th Workshop of the Cross-Language Evaluation Forum, CLEF 2003, Trondheim, Norway, August 21-22, 2003, Revised Selected Papers CLEF Lecture Notes in Computer Science 3237 Springer 2004 3-540-24017-9 db/conf/clef/clef2003.html