@inproceedings{xu2023group,
  title={Group Distributionally Robust Reinforcement Learning with Hierarchical Latent Variables},
  author={Xu, Mengdi and Huang, Peide and Niu, Yaru and Kumar, Visak and Qiu, Jielin and Fang, Chao and Lee, Kuan-Hui and Qi, Xuewei and Lam, Henry and Li, Bo and others},
  booktitle={International Conference on Artificial Intelligence and Statistics},
  pages={2677--2703},
  year={2023},
  organization={PMLR}
}