@Misc{ 
  LeDYou19,
  author = { Le Donne, Enrico and Young, Robert },
  title = { Carnot rectifiability of sub-Riemannian manifolds with constant tangent },
  journal = {  },
  year = { 2019 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/4494/ },
  note = { cvgmt preprint}
}