@article{pulman-1996-unification,
    title = "Unification Encodings of Grammatical Notations",
    author = "Pulman, Stephen G.",
    editor = "Hirschberg, Julia",
    journal = "Computational Linguistics",
    volume = "22",
    number = "3",
    year = "1996",
    address = "Cambridge, MA",
    publisher = "MIT Press",
    url = "https://preview.aclanthology.org/fix-sig-urls/J96-3001/",
    pages = "295--327"
}