L. Lee. Proceedings of the 37th annual meeting of the Association for Computational Linguistics on Computational Linguistics, page 25--32. Morristown, NJ, USA, Association for Computational Linguistics, (1999)
H. Li, and N. Abe. Proceedings of the 17th international conference on Computational linguistics-Volume 2, page 749--755. Association for Computational Linguistics, (1998)
D. Lin. ICML '98: Proceedings of the Fifteenth International Conference on Machine Learning, page 296--304. San Francisco, CA, USA, Morgan Kaufmann Publishers Inc., (1998)
D. Lin. Proceedings of the 17th international conference on Computational linguistics, page 768--774. Morristown, NJ, USA, Association for Computational Linguistics, (1998)