@article{fastsparseleastsquaresregressionwithnon,
  title = {Fast Sparse Least-Squares Regression with Non-Asymptotic Guarantees},
  author = {Tianbao Yang and Lijun Zhang and Qihang Lin and Rong Jin},
  year = {2015},
  eprint = {1507.05185},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1507.05185v1},
}