@inproceedings{koehn-hoang-2007-factored,
    title = "Factored Translation Models",
    author = "Koehn, Philipp  and
      Hoang, Hieu",
    editor = "Eisner, Jason",
    booktitle = "Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning ({EMNLP}-{C}o{NLL})",
    month = jun,
    year = "2007",
    address = "Prague, Czech Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/iwcs-25-ingestion/D07-1091/",
    pages = "868--876"
}