@article{malinovsky2022server,
  title={Server-Side Stepsizes and Sampling Without Replacement Provably Help in Federated Optimization},
  author={Malinovsky, Grigory and Mishchenko, Konstantin and Richt{\'a}rik, Peter},
  journal={arXiv preprint arXiv:2201.11066},
  year={2022}
}