@article{distributedoptimizationwitharbitraryloca,
  title = {Distributed Optimization with Arbitrary Local Solvers},
  author = {Chenxin Ma and Jakub Konečný and Martin Jaggi and Virginia Smith and Michael. I. Jordan and Peter Richtárik and Martin Takáč},
  year = {2015},
  eprint = {1512.04039},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1512.04039v2},
}