@article{JMLR:v10:vovk09a,
  author  = {Vladimir Vovk and Fedor Zhdanov},
  title   = {Prediction With Expert Advice For The Brier Game},
  journal = {Journal of Machine Learning Research},
  year    = {2009},
  volume  = {10},
  number  = {85},
  pages   = {2445--2471},
  url     = {http://jmlr.org/papers/v10/vovk09a.html}
}