@article{wheredoestherobustnesscomefromastudy,
  title = {Where Does the Robustness Come from? A Study of the Transformation-based Ensemble Defence},
  author = {Chang Liao and Yao Cheng and Chengfang Fang and Jie Shi},
  year = {2020},
  eprint = {2009.13033},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2009.13033v2},
}