@inproceedings{traum-etal-2007-hassan,
    title = "{H}assan: A Virtual Human for Tactical Questioning",
    author = "Traum, David  and
      Roque, Antonio  and
      Leuski, Anton  and
      Georgiou, Panayiotis  and
      Gerten, Jillian  and
      Martinovski, Bilyana  and
      Narayanan, Shrikanth  and
      Robinson, Susan  and
      Vaswani, Ashish",
    editor = "Bunt, Harry  and
      Keizer, Simon  and
      Paek, Tim",
    booktitle = "Proceedings of the 8th SIGdial Workshop on Discourse and Dialogue",
    month = sep,
    year = "2007",
    address = "Antwerp, Belgium",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2007.sigdial-1.15/",
    pages = "71--74"
}