@proceedings{ws-2011-unsupervised,
    title = "Proceedings of the First workshop on Unsupervised Learning in {NLP}",
    editor = "Abend, Omri  and
      Korhonen, Anna  and
      Rappoport, Ari  and
      Reichart, Roi",
    month = jul,
    year = "2011",
    address = "Edinburgh, Scotland",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W11-2200",
}
Markdown (Informal)
[Proceedings of the First workshop on Unsupervised Learning in NLP](https://aclanthology.org/W11-2200) (Abend et al., 2011)
ACL