@inproceedings{emele-1991-unification,
    title = "Unification With Lazy Non-Redundant Copying",
    author = "Emele, Martin C.",
    booktitle = "29th Annual Meeting of the Association for Computational Linguistics",
    month = jun,
    year = "1991",
    address = "Berkeley, California, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P91-1042/",
    doi = "10.3115/981344.981386",
    pages = "323--330"
}