@article{firstorderpolicyoptimizationforrobust1,
  title = {First-order Policy Optimization for Robust Policy Evaluation},
  author = {Yan Li and Guanghui Lan},
  year = {2023},
  eprint = {2307.15890},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2307.15890v1},
}