@article{closedbookquestiongenerationvia,
  title = {Closed-book Question Generation via Contrastive Learning},
  author = {Xiangjue Dong and Jiaying Lu and Jianling Wang and James Caverlee},
  year = {2022},
  eprint = {2210.06781},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2210.06781v2},
}