@Article{ 
  bracuplan08,
  author = { Bramanti, Marco and Cupini, Giovanni and Lanconelli, Ermanno and Priola, Enrico },
  title = { Global $L^{p}$ estimates for degenerate Ornstein-Uhlenbeck operators },
  journal = { Math. Z. },
  year = { 2010 },
  volume = { 266 },
  pages = { 789-816 },
  URL = { http://cvgmt.sns.it/paper/886/ },
  note = { cvgmt preprint}
}