@inproceedings{nie-etal-2023-attenwalker,
    title = "{A}tten{W}alker: Unsupervised Long-Document Question Answering via Attention-based Graph Walking",
    author = "Nie, Yuxiang  and
      Huang, Heyan  and
      Wei, Wei  and
      Mao, Xian-Ling",
    editor = "Rogers, Anna  and
      Boyd-Graber, Jordan  and
      Okazaki, Naoaki",
    booktitle = "Findings of the Association for Computational Linguistics: ACL 2023",
    month = jul,
    year = "2023",
    address = "Toronto, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/Author-page-Marten-During-lu/2023.findings-acl.862/",
    doi = "10.18653/v1/2023.findings-acl.862",
    pages = "13650--13663"
}