Li2020Backdoor.md

@article{Li2020Backdoor,
  title={Backdoor learning: A survey},
  author={Li, Yiming and Wu, Baoyuan and Jiang, Yong and Li, Zhifeng and Xia, Shu-Tao},
  journal={arXiv preprint arXiv:2007.08745},
  year={2020}
}