@inproceedings{zheng2020opengraphgym,
  title={OpenGraphGym: A Parallel Reinforcement Learning Framework for Graph Optimization Problems},
  author={Zheng, Weijian and Wang, Dali and Song, Fengguang},
  booktitle={International Conference on Computational Science},
  pages={439--452},
  year={2020},
  organization={Springer}
}