@inproceedings{raina-gales-2022-answer,
    title = "Answer Uncertainty and Unanswerability in Multiple-Choice Machine Reading Comprehension",
    author = "Raina, Vatsal  and
      Gales, Mark",
    editor = "Muresan, Smaranda  and
      Nakov, Preslav  and
      Villavicencio, Aline",
    booktitle = "Findings of the Association for Computational Linguistics: ACL 2022",
    month = may,
    year = "2022",
    address = "Dublin, Ireland",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2022.findings-acl.82/",
    doi = "10.18653/v1/2022.findings-acl.82",
    pages = "1020--1034"
}