@inproceedings{kahane-2006-polarized,
    title = "Polarized Unification Grammars",
    author = "Kahane, Sylvain",
    editor = "Calzolari, Nicoletta  and
      Cardie, Claire  and
      Isabelle, Pierre",
    booktitle = "Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/P06-1018/",
    doi = "10.3115/1220175.1220193",
    pages = "137--144"
}