@inproceedings{cohen-johnson-2013-effect,
    title = "The effect of non-tightness on {B}ayesian estimation of {PCFG}s",
    author = "Cohen, Shay B.  and
      Johnson, Mark",
    editor = "Schuetze, Hinrich  and
      Fung, Pascale  and
      Poesio, Massimo",
    booktitle = "Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = aug,
    year = "2013",
    address = "Sofia, Bulgaria",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P13-1102/",
    pages = "1033--1041"
}