@inproceedings{cohn-etal-2009-inducing,
    title = "Inducing Compact but Accurate Tree-Substitution Grammars",
    author = "Cohn, Trevor  and
      Goldwater, Sharon  and
      Blunsom, Phil",
    editor = "Ostendorf, Mari  and
      Collins, Michael  and
      Narayanan, Shri  and
      Oard, Douglas W.  and
      Vanderwende, Lucy",
    booktitle = "Proceedings of Human Language Technologies: The 2009 Annual Conference of the North {A}merican Chapter of the Association for Computational Linguistics",
    month = jun,
    year = "2009",
    address = "Boulder, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/N09-1062/",
    pages = "548--556"
}