@inproceedings{abetteralternativetoerrorfeedbackfor,
  title = {A Better Alternative to Error Feedback for Communication-Efficient Distributed Learning},
  author = {Samuel Horváth and Peter Richtárik},
  year = {2020},
  booktitle = {ICLR 2021 1},
  eprint = {2006.11077},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2006.11077v2},
}