@inproceedings{silva-finger-2013-improving,
    title = "Improving {C}o{G}r{OO}: the {B}razilian {P}ortuguese Grammar Checker",
    author = "Silva, William D. Colen M.  and
      Finger, Marcelo",
    booktitle = "Proceedings of the 9th {B}razilian Symposium in Information and Human Language Technology",
    year = "2013",
    url = "https://preview.aclanthology.org/fix-sig-urls/W13-4803/"
}