@inproceedings{petrick-1971-syntactic,
    title = "Syntactic analysis for transformational grammars",
    author = "Petrick, S. R.",
    booktitle = "Feasibility Study on Fully Automatic High Quality Translation",
    month = dec,
    year = "1971",
    address = "University of Texas",
    url = "https://preview.aclanthology.org/fix-sig-urls/1971.earlymt-1.13/",
    pages = "324--342"
}