@inproceedings{gerow-ahmad-2012-diachronic,
    title = "Diachronic Variation in Grammatical Relations",
    author = "Gerow, Aaron  and
      Ahmad, Khurshid",
    editor = "Kay, Martin  and
      Boitet, Christian",
    booktitle = "Proceedings of {COLING} 2012: Posters",
    month = dec,
    year = "2012",
    address = "Mumbai, India",
    publisher = "The COLING 2012 Organizing Committee",
    url = "https://preview.aclanthology.org/fix-sig-urls/C12-2038/",
    pages = "381--390"
}