author- Proceedings of the 11th Text REtrieval Conference TREC-2002, NIST, Gaithersburg, (2002)
- Computer Speech and Language (2004)
- Proc. COLING 2002, (2002)
- Text REtrieval Conference TREC TREC 2002, Department of Commerce, National Institute of, (2002)
- Computer Speech & Language 18(3):301-317 (2004)
- ACL, The Association for Computer Linguistics, (2006)
- TREC, (2002)
- FLAIRS Conference, AAAI Press, (2004)
- COLING, (2002)
- FLAIRS Conference, page 375-379. AAAI Press, (2002)
