@inproceedings{watanabe-sumita-2011-machine,
    title = "Machine Translation System Combination by Confusion Forest",
    author = "Watanabe, Taro  and
      Sumita, Eiichiro",
    editor = "Lin, Dekang  and
      Matsumoto, Yuji  and
      Mihalcea, Rada",
    booktitle = "Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/P11-1125/",
    pages = "1249--1257"
}