@inproceedings{johnston-etal-1997-unification,
    title = "Unification-based Multimodal Integration",
    author = "Johnston, Michael  and
      Cohen, Philip R.  and
      McGee, David  and
      Oviatt, Sharon L.  and
      Pittman, James A.  and
      Smith, Ira",
    booktitle = "35th Annual Meeting of the Association for Computational Linguistics and 8th Conference of the {E}uropean Chapter of the Association for Computational Linguistics",
    month = jul,
    year = "1997",
    address = "Madrid, Spain",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P97-1036/",
    doi = "10.3115/976909.979653",
    pages = "281--288"
}