@article{learningtoexpandreinforcedpseudo,
  title = {Learning to Expand: Reinforced Pseudo-relevance Feedback Selection for Information-seeking Conversations},
  author = {Haojie Pan and Cen Chen and Chengyu Wang and Minghui Qiu and Liu Yang and Feng Ji and Jun Huang},
  year = {2020},
  eprint = {2011.12771},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2011.12771v2},
}