@article{ballard-tinkham-1984-phrase,
    title = "A Phrase-Structured Grammatical Framework for Transportable Natural Language Processing",
    author = "Ballard, Bruce W.  and
      Tinkham, Nancy L.",
    journal = "Computational Linguistics",
    volume = "10",
    number = "2",
    year = "1984",
    url = "https://aclanthology.org/J84-2001/",
    pages = "81--96"
}