@article{JMLR:v12:shalev-shwartz11a,
author = {Shai Shalev-Shwartz and Ambuj Tewari},
title = {Stochastic Methods for l1-regularized Loss Minimization},
journal = {Journal of Machine Learning Research},
year = {2011},
volume = {12},
number = {52},
pages = {1865-1892},
url = {http://jmlr.org/papers/v12/shalev-shwartz11a.html}
}