@inproceedings{cai-etal-2020-group,
    title = "Group-wise Contrastive Learning for Neural Dialogue Generation",
    author = "Cai, Hengyi  and
      Chen, Hongshen  and
      Song, Yonghao  and
      Ding, Zhuoye  and
      Bao, Yongjun  and
      Yan, Weipeng  and
      Zhao, Xiaofang",
    editor = "Cohn, Trevor  and
      He, Yulan  and
      Liu, Yang",
    booktitle = "Findings of the Association for Computational Linguistics: EMNLP 2020",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2020.findings-emnlp.70/",
    doi = "10.18653/v1/2020.findings-emnlp.70",
    pages = "793--802"
}