@article{JMLR:v13:huang12b,
  author  = {Jian Huang and Cun-Hui Zhang},
  title   = {Estimation and Selection via Absolute Penalized Convex Minimization And Its Multistage Adaptive Applications},
  journal = {Journal of Machine Learning Research},
  year    = {2012},
  volume  = {13},
  number  = {58},
  pages   = {1839--1864},
  url     = {http://jmlr.org/papers/v13/huang12b.html}
}