@InProceedings{zhu-EtAl:2007:ACLMain,
  author    = {Zhu, Conghui  and  Tang, Jie  and  Li, Hang  and  Ng, Hwee Tou  and  Zhao, Tiejun},
  title     = {A Unified Tagging Approach to Text Normalization},
  booktitle = {Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics},
  month     = {June},
  year      = {2007},
  address   = {Prague, Czech Republic},
  publisher = {Association for Computational Linguistics},
  pages     = {688--695},
  url       = {http://www.aclweb.org/anthology/P/P07/P07-0087}
}