@inproceedings{ye-etal-2020-safer,
    title = "{SAFER}: A Structure-free Approach for Certified Robustness to Adversarial Word Substitutions",
    author = "Ye, Mao  and
      Gong, Chengyue  and
      Liu, Qiang",
    editor = "Jurafsky, Dan  and
      Chai, Joyce  and
      Schluter, Natalie  and
      Tetreault, Joel",
    booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.acl-main.317/",
    doi = "10.18653/v1/2020.acl-main.317",
    pages = "3465--3475"
}