@inproceedings{litman-hirschberg-1990-disambiguating,
    title = "Disambiguating Cue Phrases in Text and Speech",
    author = "Litman, Diane  and
      Hirschberg, Julia",
    booktitle = "{COLING} 1990 Volume 2: Papers presented to the 13th International Conference on Computational Linguistics",
    year = "1990",
    url = "https://aclanthology.org/C90-2044/"
}