@Article{ 
  pao98,
  author = { Paolini, Emanuele },
  title = { Regularity for minimal boundaries in $R^n$ with mean curvature in $L^n$ },
  journal = { manuscripta math. },
  year = { 1998 },
  doi = { 10.1007/s002290050082 },
  volume = { 97 },
  pages = { 15-35 },
  URL = { http://cvgmt.sns.it/paper/232/ },
  note = { cvgmt preprint}
}