@inproceedings{corazza-satta-2006-cross,
    title = "Cross-Entropy and Estimation of Probabilistic Context-Free Grammars",
    author = "Corazza, Anna  and
      Satta, Giorgio",
    editor = "Moore, Robert C.  and
      Bilmes, Jeff  and
      Chu-Carroll, Jennifer  and
      Sanderson, Mark",
    booktitle = "Proceedings of the Human Language Technology Conference of the {NAACL}, Main Conference",
    month = jun,
    year = "2006",
    address = "New York City, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest_wac_2008/N06-1043/",
    pages = "335--342"
}