@inproceedings{lambert-1991-modifying,
    title = "Modifying Beliefs in a Plan-Based Dialogue Model",
    author = "Lambert, Lynn",
    booktitle = "29th Annual Meeting of the Association for Computational Linguistics",
    month = jun,
    year = "1991",
    address = "Berkeley, California, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P91-1052/",
    doi = "10.3115/981344.981397",
    pages = "349--350"
}