@inproceedings{hasan-ng-2013-stance,
    title = "Stance Classification of Ideological Debates: Data, Models, Features, and Constraints",
    author = "Hasan, Kazi Saidul  and
      Ng, Vincent",
    editor = "Mitkov, Ruslan  and
      Park, Jong C.",
    booktitle = "Proceedings of the Sixth International Joint Conference on Natural Language Processing",
    month = oct,
    year = "2013",
    address = "Nagoya, Japan",
    publisher = "Asian Federation of Natural Language Processing",
    url = "https://preview.aclanthology.org/fix-sig-urls/I13-1191/",
    pages = "1348--1356"
}