@inproceedings{denero-klein-2008-complexity,
    title = "The Complexity of Phrase Alignment Problems",
    author = "DeNero, John  and
      Klein, Dan",
    editor = "Moore, Johanna D.  and
      Teufel, Simone  and
      Allan, James  and
      Furui, Sadaoki",
    booktitle = "Proceedings of ACL-08: HLT, Short Papers",
    month = jun,
    year = "2008",
    address = "Columbus, Ohio",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P08-2007/",
    pages = "25--28"
}