@inproceedings{hu-boyd-graber-2012-efficient,
    title = "Efficient Tree-Based Topic Modeling",
    author = "Hu, Yuening  and
      Boyd-Graber, Jordan",
    editor = "Li, Haizhou  and
      Lin, Chin-Yew  and
      Osborne, Miles  and
      Lee, Gary Geunbae  and
      Park, Jong C.",
    booktitle = "Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers)",
    month = jul,
    year = "2012",
    address = "Jeju Island, Korea",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P12-2054/",
    pages = "275--279"
}