@inproceedings{cao-etal-2008-selecting,
    title = "Selecting Query Term Alternations for Web Search by Exploiting Query Contexts",
    author = "Cao, Guihong  and
      Robertson, Stephen  and
      Nie, Jian-Yun",
    editor = "Moore, Johanna D.  and
      Teufel, Simone  and
      Allan, James  and
      Furui, Sadaoki",
    booktitle = "Proceedings of ACL-08: HLT",
    month = jun,
    year = "2008",
    address = "Columbus, Ohio",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P08-1018/",
    pages = "148--155"
}