@misc{wang2020riemannian,
  title={Riemannian Proximal Policy Optimization},
  author={Shijun Wang and Baocheng Zhu and Chen Li and Mingzhe Wu and James Zhang and Wei Chu and Yuan Qi},
  year={2020},
  eprint={2005.09195},
  archivePrefix={arXiv},
  primaryClass={cs.LG},
  url={https://arxiv.org/abs/2005.09195}
}