R. Bunescu, and M. Pasca. 11th Conference of the European Chapter of the Association for Computational Linguistics, page 9--16. Trento, Italy, (April 2006)
A. Vercoustre, J. Pehcevski, and J. Thom. Pre-proceedings of the sixth International Workshop of the Initiative for the Evaluation of XML Retrieval (INEX 2007), (2007)
A. Klementiev, and D. Roth. Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics, page 817--824. Sydney, Australia, Association for Computational Linguistics, (July 2006)