@inproceedings{pon-barry-shieber-2009-importance,
    title = "The Importance of Sub-Utterance Prosody in Predicting Level of Certainty",
    author = "Pon-Barry, Heather  and
      Shieber, Stuart",
    editor = "Ostendorf, Mari  and
      Collins, Michael  and
      Narayanan, Shri  and
      Oard, Douglas W.  and
      Vanderwende, Lucy",
    booktitle = "Proceedings of Human Language Technologies: The 2009 Annual Conference of the North {A}merican Chapter of the Association for Computational Linguistics, Companion Volume: Short Papers",
    month = jun,
    year = "2009",
    address = "Boulder, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/N09-2027/",
    pages = "105--108"
}