@misc{W2154834860,
  author = {John N. Tsitsiklis and Dimitri P. Bertsekas and Michael Athans},
  title = {Distributed asynchronous deterministic and stochastic gradient optimization algorithms},
  year = {1986},
  howpublished = {IEEE Transactions on Automatic Control},
  doi = {https://doi.org/10.1109/tac.1986.1104412}
}