@inproceedings{distributionallyrobustoptimizationleadst,
  title = {Distributionally Robust Optimization Leads to Better Generalization: on SGD and Beyond},
  author = {Jikai Hou and Kaixuan Huang and Zhihua Zhang},
  year = {2019},
  booktitle = {ICLR 2019 5},
  url = {https://openreview.net/forum?id=S1fDssA5Y7},
}