W. Headden, III, M. Johnson, and D. McClosky. Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics, page 101--109. Stroudsburg, PA, USA, Association for Computational Linguistics, (2009)
W. Headden, III, D. McClosky, and E. Charniak. Proceedings of the 22nd International Conference on Computational Linguistics - Volume 1, page 329--336. Stroudsburg, PA, USA, Association for Computational Linguistics, (2008)