@article{JMLR:v14:mairal13a,
  author  = {Julien Mairal and Bin Yu},
  title   = {Supervised Feature Selection in Graphs with Path Coding Penalties and Network Flows},
  journal = {Journal of Machine Learning Research},
  year    = {2013},
  volume  = {14},
  number  = {75},
  pages   = {2449--2485},
  url     = {http://jmlr.org/papers/v14/mairal13a.html}
}