@article{vaflamethodofverticalasynchronous,
  title = {VAFL: a Method of Vertical Asynchronous Federated Learning},
  author = {Tianyi Chen and Xiao Jin and Yuejiao Sun and Wotao Yin},
  year = {2020},
  eprint = {2007.06081},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2007.06081v1},
}