@inproceedings{cui-etal-2020-focus,
    title = "Focus-Constrained Attention Mechanism for {CVAE}-based Response Generation",
    author = "Cui, Zhi  and
      Li, Yanran  and
      Zhang, Jiayi  and
      Cui, Jianwei  and
      Wei, Chen  and
      Wang, Bin",
    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/jlcl-multiple-ingestion/2020.findings-emnlp.183/",
    doi = "10.18653/v1/2020.findings-emnlp.183",
    pages = "2021--2030"
}