@inproceedings{weischedel-etal-1989-portability,
    title = "Portability in the {J}anus Natural Language Interface",
    author = "Weischedel, Ralph M.  and
      Bobrow, Robert J.  and
      Ayuso, Damaris  and
      Ramshaw, Lance",
    booktitle = "Speech and Natural Language: Proceedings of a Workshop Held at Philadelphia, {P}ennsylvania, {F}ebruary 21-23, 1989",
    year = "1989",
    url = "https://preview.aclanthology.org/fix-sig-urls/H89-1013/"
}