@article{pathwisecoordinateoptimizationforsparse,
  title = {Pathwise Coordinate Optimization for Sparse Learning: Algorithm and Theory},
  author = {Tuo Zhao and Han Liu and Tong Zhang},
  year = {2014},
  eprint = {1412.7477},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1412.7477v7},
}