@inproceedings{birch-etal-2006-constraining-phrase,
    title = "Constraining the Phrase-Based, Joint Probability Statistical Translation Model",
    author = "Birch, Alexandra  and
      Callison-Burch, Chris  and
      Osborne, Miles",
    booktitle = "Proceedings of the 7th Conference of the Association for Machine Translation in the Americas: Technical Papers",
    month = aug # " 8-12",
    year = "2006",
    address = "Cambridge, Massachusetts, USA",
    publisher = "Association for Machine Translation in the Americas",
    url = "https://aclanthology.org/2006.amta-papers.2/",
    pages = "10--18"
}