@inproceedings{xu-etal-2020-conversational,
    title = "Conversational Graph Grounded Policy Learning for Open-Domain Conversation Generation",
    author = "Xu, Jun  and
      Wang, Haifeng  and
      Niu, Zheng-Yu  and
      Wu, Hua  and
      Che, Wanxiang  and
      Liu, Ting",
    editor = "Jurafsky, Dan  and
      Chai, Joyce  and
      Schluter, Natalie  and
      Tetreault, Joel",
    booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/2020.acl-main.166/",
    doi = "10.18653/v1/2020.acl-main.166",
    pages = "1835--1845"
}