@article{JMLR:v7:scheinberg06a,
  author  = {Katya Scheinberg},
  title   = {An Efficient Implementation of an Active Set Method for SVMs},
  journal = {Journal of Machine Learning Research},
  year    = {2006},
  volume  = {7},
  number  = {80},
  pages   = {2237--2257},
  url     = {http://jmlr.org/papers/v7/scheinberg06a.html}
}