@article{privacypreservingdistributedoptimization,
  title = {Privacy-Preserving Distributed Optimization via Subspace Perturbation: A General Framework},
  author = {Qiongxiu Li and Richard Heusdens and Mads Græsbøll Christensen},
  year = {2020},
  eprint = {2004.13999},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.13999v1},
}