@inproceedings{towardsrobustneuralnetworksviacloseloop1,
  title = {Towards Robust Neural Networks via Close-loop Control},
  author = {Zhuotong Chen and Qianxiao Li and Zheng Zhang},
  year = {2021},
  booktitle = {ICLR 2021 1},
  eprint = {2102.01862},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.01862v2},
}