@article{schank-etal-1980-integrated,
    title = "An Integrated Understander",
    author = "Schank, Roger C.  and
      Lebowitz, Michael  and
      Birnbaum, Lawrence",
    journal = "American Journal of Computational Linguistics",
    volume = "6",
    number = "1",
    year = "1980",
    url = "https://preview.aclanthology.org/ingest-emnlp/J80-1002/",
    pages = "13--30"
}