@inproceedings{learningefficientdialoguepolicyfrom,
  title = {Learning Efficient Dialogue Policy from Demonstrations through Shaping},
  author = {Huimin Wang and Baolin Peng and Kam-Fai Wong},
  year = {2020},
  booktitle = {ACL 2020 6},
  url = {https://aclanthology.org/2020.acl-main.566},
}