@inproceedings{childs-cassel-1998-extracting,
    title = "Extracting and Normalizing Temporal Expressions",
    author = "Childs, Lois C.  and
      Cassel, David",
    booktitle = "TIPSTER TEXT PROGRAM PHASE III: Proceedings of a Workshop held at Baltimore, {M}aryland, October 13-15, 1998",
    month = oct,
    year = "1998",
    address = "Baltimore, Maryland, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/X98-1011/",
    doi = "10.3115/1119089.1119104",
    pages = "51--56"
}