@inproceedings{de-jager-etal-2003-speaker,
    title = "Speaker-independent context update rules for dialogue management",
    author = "de Jager, Samson  and
      Wright, Nick  and
      Knott, Alistair",
    booktitle = "Proceedings of the Fourth {SIG}dial Workshop of Discourse and Dialogue",
    year = "2003",
    url = "https://preview.aclanthology.org/fix-sig-urls/W03-2121/",
    pages = "72--78"
}