@inproceedings{dorre-1996-parsing,
    title = "Parsing with Semidirectional {L}ambek Grammar is {NP}-Complete",
    author = {D{\"o}rre, Jochen},
    booktitle = "34th Annual Meeting of the Association for Computational Linguistics",
    month = jun,
    year = "1996",
    address = "Santa Cruz, California, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P96-1013/",
    doi = "10.3115/981863.981876",
    pages = "95--100"
}