@Misc{ 
  DiD22g,
  author = { Di Donato, Daniela },
  title = { The intrinsic Hopf-Lax semigroup vs. The intrinsic slope },
  journal = {  },
  year = { 2022 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5650/ },
  note = { cvgmt preprint}
}