@inproceedings{johnson-2007-transforming,
    title = "Transforming Projective Bilexical Dependency Grammars into efficiently-parsable {CFG}s with Unfold-Fold",
    author = "Johnson, Mark",
    editor = "Zaenen, Annie  and
      van den Bosch, Antal",
    booktitle = "Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics",
    month = jun,
    year = "2007",
    address = "Prague, Czech Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P07-1022/",
    pages = "168--175"
}