@article{communicationefficientaccuratestatistica,
  title = {Communication-Efficient Accurate Statistical Estimation},
  author = {Jianqing Fan and Yongyi Guo and Kaizheng Wang},
  year = {2019},
  eprint = {1906.04870},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1906.04870v2},
}