@inproceedings{towardsrobustnessagainstnaturallanguage1,
  title = {Towards Robustness Against Natural Language Word Substitutions},
  author = {Xinshuai Dong and Anh Tuan Luu and Rongrong Ji and Hong Liu},
  year = {2021},
  booktitle = {ICLR 2021 1},
  eprint = {2107.13541},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2107.13541v1},
}