@article{terry2020pettingzoo,
  title={Pettingzoo: Gym for multi-agent reinforcement learning},
  author={Terry, Justin K and Black, Benjamin and Jayakumar, Mario and Hari, Ananth and Sullivan, Ryan and Santos, Luis and Dieffendahl, Clemens and Williams, Niall L and Lokesh, Yashas and Horsch, Caroline and others},
  journal={arXiv preprint arXiv:2009.14471},
  year={2020}
}