@Misc{ 
  Esp16,
  author = { Esposito, Teresa },
  title = { Second-order approximation of free-discontinuity problems with linear growth },
  journal = {  },
  year = { 2016 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3162/ },
  note = { cvgmt preprint}
}