@article{clifford-1988-natural,
    title = "Natural Language Querying of Historical Databases",
    author = "Clifford, James",
    journal = "Computational Linguistics",
    volume = "14",
    number = "4",
    year = "1988",
    url = "https://preview.aclanthology.org/fix-sig-urls/J88-4002/"
}