@article{hierarchicalfederatedlearningwithprivacy,
  title = {Hierarchical Federated Learning with Privacy},
  author = {Varun Chandrasekaran and Suman Banerjee and Diego Perino and Nicolas Kourtellis},
  year = {2022},
  eprint = {2206.05209},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2206.05209v1},
}