@misc{bai2021hierarchical,
  title={Hierarchical Policy for Non-prehensile Multi-object Rearrangement with Deep Reinforcement Learning and Monte Carlo Tree Search},
  author={Fan Bai and Fei Meng and Jianbang Liu and Jiankun Wang and Max Q. -H. Meng},
  year={2021},
  eprint={2109.08973},
  archivePrefix={arXiv},
  primaryClass={cs.RO},
  url={https://arxiv.org/abs/2109.08973}
}