@article{multiagentactorcriticwithhierarchical,
  title = {Multi-Agent Actor-Critic with Hierarchical Graph Attention Network},
  author = {Heechang Ryu and Hayong Shin and Jinkyoo Park},
  year = {2019},
  eprint = {1909.12557},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.12557v2},
}