@inproceedings{unsupervisedmultihopquestionansweringby,
  title = {Unsupervised Multi-hop Question Answering by Question Generation},
  author = {Liangming Pan and Wenhu Chen and Wenhan Xiong and Min-Yen Kan and William Yang Wang},
  year = {2020},
  booktitle = {NAACL 2021 4},
  eprint = {2010.12623},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2010.12623v2},
}