@Misc{ 
  DeMaMePiRi22,
  author = { De Philippis, Guido and Marchese, Andrea and Merlo, Andrea and Pinamonti, Andrea and Rindler, Filip },
  title = { On the converse of Pansu's Theorem },
  journal = {  },
  year = { 2022 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5785/ },
  note = { cvgmt preprint}
}