@inproceedings{improvingopendomaindialoguesystemsvia,
  title = {Improving Open-Domain Dialogue Systems via Multi-Turn Incomplete Utterance Restoration},
  author = {Zhufeng Pan and Kun Bai and Yan Wang and Lianqiang Zhou and Xiaojiang Liu},
  year = {2019},
  booktitle = {IJCNLP 2019 11},
  url = {https://aclanthology.org/D19-1191},
}