@inproceedings{madnani-etal-2011-help,
    title = "They Can Help: Using Crowdsourcing to Improve the Evaluation of Grammatical Error Detection Systems",
    author = "Madnani, Nitin  and
      Chodorow, Martin  and
      Tetreault, Joel  and
      Rozovskaya, Alla",
    editor = "Lin, Dekang  and
      Matsumoto, Yuji  and
      Mihalcea, Rada",
    booktitle = "Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies",
    month = jun,
    year = "2011",
    address = "Portland, Oregon, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P11-2089/",
    pages = "508--513"
}