@inproceedings{zeng-etal-2021-openattack,
    title = "{O}pen{A}ttack: An Open-source Textual Adversarial Attack Toolkit",
    author = "Zeng, Guoyang  and
      Qi, Fanchao  and
      Zhou, Qianrui  and
      Zhang, Tingji  and
      Ma, Zixian  and
      Hou, Bairu  and
      Zang, Yuan  and
      Liu, Zhiyuan  and
      Sun, Maosong",
    editor = "Ji, Heng  and
      Park, Jong C.  and
      Xia, Rui",
    booktitle = "Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing: System Demonstrations",
    month = aug,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.acl-demo.43/",
    doi = "10.18653/v1/2021.acl-demo.43",
    pages = "363--371"
}