@inproceedings{ai-litman-2008-assessing,
    title = "Assessing Dialog System User Simulation Evaluation Measures Using Human Judges",
    author = "Ai, Hua  and
      Litman, Diane J.",
    editor = "Moore, Johanna D.  and
      Teufel, Simone  and
      Allan, James  and
      Furui, Sadaoki",
    booktitle = "Proceedings of ACL-08: HLT",
    month = jun,
    year = "2008",
    address = "Columbus, Ohio",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P08-1071/",
    pages = "622--629"
}