@inproceedings{Ogura-etAl:2003:SIGDIAL,
  author = {Ogura, Kanayo  and  Masuda, Takeshi  and   Ishizaki, Masato},
  title = {Building a New Internet Chat System for Sharing Timing Information},
  booktitle = {Proceedings of the Fourth {SIGdial} Workshop on Discourse and Dialogue},
  editor = {Akira Kurematsu and Alexander Rudnicky and Syun Tutiya},
  url = {http://www.aclweb.org/anthology/W03-2108},
  year = 2003,
  pages = {97--104}