@inproceedings{Xu2021gnnopt,
   title={Optimization of Graph Neural Networks: Implicit Acceleration by Skip Connections and More Depth},
   author={Xu, Keyulu and Zhang, Mozhi and Jegelka, Stefanie and Kawaguchi, Kenji},
   booktitle={International Conference on Machine Learning (ICML)},
   year={2021}
}