@article{sun2021softdice,
  title={SoftDICE for Imitation Learning: Rethinking Off-policy Distribution Matching},
  author={Sun, Mingfei and Mahajan, Anuj and Hofmann, Katja and Whiteson, Shimon},
  journal={arXiv preprint arXiv:2106.03155},
  year={2021}
}