@inproceedings{zhu-etal-2013-hierarchical,
    title = "Hierarchical Phrase Table Combination for Machine Translation",
    author = "Zhu, Conghui  and
      Watanabe, Taro  and
      Sumita, Eiichiro  and
      Zhao, Tiejun",
    editor = "Schuetze, Hinrich  and
      Fung, Pascale  and
      Poesio, Massimo",
    booktitle = "Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = aug,
    year = "2013",
    address = "Sofia, Bulgaria",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/P13-1079/",
    pages = "802--810"
}