@article{etna_vol31_pp156-177,
  author  = {Jin Hyuk Jung and Dianne P. O'Leary and Andr\'e L. Tits},
  title   = {Adaptive constraint reduction for training support vector machines},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {31},
  year    = {2008},
  pages   = {156--177},
}