@InProceedings{xiong-zhang-li:2011:ACL-HLT2011,
  author    = {Xiong, Deyi  and  Zhang, Min  and  Li, Haizhou},
  title     = {Enhancing Language Models in Statistical Machine Translation with Backward N-grams and Mutual Information Triggers},
  booktitle = {Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {1288--1297},
  url       = {http://www.aclweb.org/anthology/P11-1129}
}