@article{JMLR:v8:dinuzzo07a,
  author  = {Francesco Dinuzzo and Marta Neve and Giuseppe De Nicolao and Ugo Pietro Gianazza},
  title   = {On the Representer Theorem and Equivalent Degrees of Freedom of SVR},
  journal = {Journal of Machine Learning Research},
  year    = {2007},
  volume  = {8},
  number  = {82},
  pages   = {2467--2495},
  url     = {http://jmlr.org/papers/v8/dinuzzo07a.html}
}