@inproceedings{wilks-1975-primitives,
    title = "Primitives and Words",
    author = "Wilks, Yorick",
    editor = "Nash-Webber, B.L.  and
      Schank, Roger",
    booktitle = "Theoretical Issues in Natural Language Processing",
    year = "1975",
    url = "https://preview.aclanthology.org/fix-sig-urls/T75-2009/"
}