@inproceedings{ijcai2019p654,
  title     = {Robustra: Training Provable Robust Neural Networks over Reference Adversarial Space},
  author    = {Li, Linyi and Zhong, Zexuan and Li, Bo and Xie, Tao},
  booktitle = {Proceedings of the Twenty-Eighth International Joint Conference on
               Artificial Intelligence, {IJCAI-19}},
  publisher = {International Joint Conferences on Artificial Intelligence Organization},
  pages     = {4711--4717},
  year      = {2019},
  month     = {7},
  doi       = {10.24963/ijcai.2019/654},
  url       = {https://doi.org/10.24963/ijcai.2019/654},
}