@inproceedings{DinuzzoS2012,
  title = {The representer theorem for Hilbert spaces: a necessary and sufficient condition},
  booktitle = {Advances in Neural Information Processing Systems 25},
  pages = {189--196},
  editors = {P Bartlett, FCN Pereira, CJC. Burges, L Bottou, and KQ Weinberger},
  publisher = {Curran Associates Inc.},
  year = {2012},
  slug = {dinuzzos2012},
  author = {Dinuzzo, F. and Sch{\"o}lkopf, B.}
}