@inproceedings{watanabe-nagao-1998-diagram-understanding,
    title = "Diagram Understanding Using Integration of Layout Information and Textual Information",
    author = "Watanabe, Yasuhiko  and
      Nagao, Makoto",
    booktitle = "36th Annual Meeting of the Association for Computational Linguistics and 17th International Conference on Computational Linguistics, Volume 2",
    month = aug,
    year = "1998",
    address = "Montreal, Quebec, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/P98-2224/",
    doi = "10.3115/980691.980793",
    pages = "1374--1380"
}