@Misc{ 
  BrePin23,
  author = { Brena, Camillo and Pinamonti, Andrea },
  title = { Nguyen's approach to Sobolev spaces in metric measure spaces with unique
  tangents },
  journal = {  },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5979/ },
  note = { cvgmt preprint}
}