@proceedings{naacl-2009-human-language-technologies-2009-north,
    title = "Proceedings of Human Language Technologies: The 2009 Annual Conference of the North {A}merican Chapter of the Association for Computational Linguistics, Companion Volume: Demonstration Session",
    editor = "Johnston, Michael  and
      Popowich, Fred",
    month = jun,
    year = "2009",
    address = "Boulder, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/N09-5000/"
}