@inproceedings{Takeda94,
  author	= {Takeda, Koichi},
  year		= {1994},
  title		= {Tricolor DAGs for Machine Translation},
  booktitle	= {32nd. Annual Meeting of the Association for Computational Linguistics},
  pages		= {226--233},
  address	= {New Mexico State University, Las Cruces, New Mexico}
}