@inproceedings{wan-etal-2022-nested,
    title = "Nested Named Entity Recognition with Span-level Graphs",
    author = "Wan, Juncheng  and
      Ru, Dongyu  and
      Zhang, Weinan  and
      Yu, Yong",
    editor = "Muresan, Smaranda  and
      Nakov, Preslav  and
      Villavicencio, Aline",
    booktitle = "Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = may,
    year = "2022",
    address = "Dublin, Ireland",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2022.acl-long.63/",
    doi = "10.18653/v1/2022.acl-long.63",
    pages = "892--903"
}