@article{main-benson-1983-denotational,
    title = "Denotational Semantics for {``}Natural{''} Language Question-Answering Programs",
    author = "Main, Michael G.  and
      Benson, David B.",
    journal = "American Journal of Computational Linguistics",
    volume = "9",
    number = "1",
    year = "1983",
    url = "https://aclanthology.org/J83-1002",
    pages = "11--21",
}