@inproceedings{den-1994-generalized,
    title = "Generalized Chart Algorithm: An Efficient Procedure for Cost-Based Abduction",
    author = "Den, Yasuharu",
    booktitle = "32nd Annual Meeting of the Association for Computational Linguistics",
    month = jun,
    year = "1994",
    address = "Las Cruces, New Mexico, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P94-1030/",
    doi = "10.3115/981732.981762",
    pages = "218--225"
}