@article{stochasticprimaldualproximalextragradien,
  title = {Stochastic Primal-Dual Proximal ExtraGradient Descent for Compositely Regularized Optimization},
  author = {Tianyi Lin and Linbo Qiao and Teng Zhang and Jiashi Feng and Bofeng Zhang},
  year = {2017},
  eprint = {1708.05978},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1708.05978v4},
}