@Misc{ 
  DoLeMoVi19,
  author = { Don, Sebastiano and Le Donne, Enrico and Moisala, Terhi and Vittone, Davide },
  title = { A rectifiability result for finite-perimeter sets in Carnot groups },
  journal = { Indiana Univ. Math. J. },
  year = { 2019 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/4531/ },
  note = { cvgmt preprint}
}