@article{JMLR:v18:16-595,
  author  = {Prateek Jain and Sham M. Kakade and Rahul Kidambi and Praneeth Netrapalli and Aaron Sidford},
  title   = {Parallelizing Stochastic Gradient Descent for Least Squares Regression: Mini-batching, Averaging, and Model Misspecification},
  journal = {Journal of Machine Learning Research},
  year    = {2018},
  volume  = {18},
  number  = {223},
  pages   = {1--42},
  url     = {http://jmlr.org/papers/v18/16-595.html}
}