@inproceedings{blitzer-zhu-2008-semi,
    title = "Semi-Supervised Learning for Natural Language Processing",
    author = "Blitzer, John  and
      Zhu, Xiaojin Jerry",
    editor = "Nenkova, Ani  and
      Walker, Marilyn  and
      Agichtein, Eugene",
    booktitle = "Tutorial Abstracts of ACL-08: HLT",
    month = jun,
    year = "2008",
    address = "Columbus, Ohio",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P08-5003/",
    pages = "3"
}