@inproceedings{choi-cardie-2010-hierarchical,
    title = "Hierarchical Sequential Learning for Extracting Opinions and Their Attributes",
    author = "Choi, Yejin  and
      Cardie, Claire",
    editor = "Haji{\v{c}}, Jan  and
      Carberry, Sandra  and
      Clark, Stephen  and
      Nivre, Joakim",
    booktitle = "Proceedings of the {ACL} 2010 Conference Short Papers",
    month = jul,
    year = "2010",
    address = "Uppsala, Sweden",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P10-2050/",
    pages = "269--274"
}