@inproceedings{saferastructurefreeapproachforcertified,
  title = {SAFER: A Structure-free Approach for Certified Robustness to Adversarial Word Substitutions},
  author = {Mao Ye and Chengyue Gong and Qiang Liu},
  year = {2020},
  booktitle = {ACL 2020 6},
  eprint = {2005.14424},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2005.14424v1},
}