@Misc{ 
  CarMarPin23,
  author = { Caravenna, Laura and Marconi, Elio and Pinamonti, Andrea },
  title = { Hölder regularity of continuous solutions to balance laws and  applications in the Heisenberg group },
  journal = {  },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/6299/ },
  note = { cvgmt preprint}
}