G. Neumann, und B. Sacaleanu. Evaluating Systems for Multilingual and Multimodal Information Access: 4th Workshop of the Cross-Language Evaluation Forum, CLEF 2003, Trondheim, Norway, Volume 3237 von Lecture Notes in Computer Science, Springer, Berlin, (2004)
C. Giles, K. Bollacker, und S. Lawrence. Proceedings of the Third ACM Conference on Digital Libraries, Pittsburgh, PA, USA, Seite 89--98. New York, NY, USA, ACM, (1998)
B. Sacaleanu, G. Neumann, und C. Spurk. Evaluating Systems for Multilingual and Multimodal Information Access: 9th Workshop of the Cross-Language Evaluation Forum, CLEF 2008, Aarhus, Denmark, Volume 5706 von Lecture Notes in Computer Science, Springer, Berlin, (2009)