@inproceedings{mitchell-etal-2013-evaluating,
    title = "Evaluating State Representations for Reinforcement Learning of Turn-Taking Policies in Tutorial Dialogue",
    author = "Mitchell, Christopher  and
      Boyer, Kristy  and
      Lester, James",
    editor = "Eskenazi, Maxine  and
      Strube, Michael  and
      Di Eugenio, Barbara  and
      Williams, Jason D.",
    booktitle = "Proceedings of the {SIGDIAL} 2013 Conference",
    month = aug,
    year = "2013",
    address = "Metz, France",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/W13-4052/",
    pages = "339--343"
}