@inproceedings{interactivequestionclarificationin,
  title = {Interactive Question Clarification in Dialogue via Reinforcement Learning},
  author = {Xiang Hu and Zujie Wen and Yafang Wang and Xiaolong Li and Gerard de Melo},
  year = {2020},
  booktitle = {COLING 2020 8},
  eprint = {2012.09411},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.09411v1},
}