@inproceedings{xiong-litman-2011-understanding,
    title = "Understanding Differences in Perceived Peer-Review Helpfulness using Natural Language Processing",
    author = "Xiong, Wenting  and
      Litman, Diane",
    booktitle = "Proceedings of the Sixth Workshop on Innovative Use of {NLP} for Building Educational Applications",
    month = jun,
    year = "2011",
    address = "Portland, Oregon",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W11-1402",
    pages = "10--19",
}