@inproceedings{mi-etal-2020-continual,
    title = "Continual Learning for Natural Language Generation in Task-oriented Dialog Systems",
    author = "Mi, Fei  and
      Chen, Liangwei  and
      Zhao, Mengjie  and
      Huang, Minlie  and
      Faltings, Boi",
    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.310/",
    doi = "10.18653/v1/2020.findings-emnlp.310",
    pages = "3461--3474"
}