@article{onsparsityinducingregularizationmethods,
  title = {On Sparsity Inducing Regularization Methods for Machine Learning},
  author = {Andreas Argyriou and Luca Baldassarre and Charles A. Micchelli and Massimiliano Pontil},
  year = {2013},
  eprint = {1303.6086},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1303.6086v1},
}