@inproceedings{sondheimer-weischedel-1980-rule,
    title = "A Rule-Based Approach to Ill-Formed Input",
    author = "Sondheimer, Norman K.  and
      Weischedel, Ralph M.",
    booktitle = "{COLING} 1980 Volume 1: The 8th International Conference on Computational Linguistics",
    year = "1980",
    url = "https://preview.aclanthology.org/fix-sig-urls/C80-1008/"
}