@article{multitypeconversationalquestionanswer,
  title = {Multi-Type Conversational Question-Answer Generation with Closed-ended and Unanswerable Questions},
  author = {Seonjeong Hwang and Yunsu Kim and Gary Geunbae Lee},
  year = {2022},
  eprint = {2210.12979},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2210.12979v1},
}