@Article{ 
  cupmarmas08,
  author = { Cupini, Giovanni and Marcellini, Paolo and Mascolo, Elvira },
  title = { Regularity under sharp anisotropic general growth conditions },
  journal = { Discrete Contin. Dyn. Syst. Ser. B },
  year = { 2009 },
  volume = { 11 },
  number = { 1 },
  pages = { 67-86 },
  URL = { http://cvgmt.sns.it/paper/817/ },
  note = { cvgmt preprint}
}