@Misc{ 
  Poz20a,
  author = { Pozzetta, Marco },
  title = { Willmore-type Energies of Curves and Surfaces },
  journal = {  },
  year = { 2020 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/4987/ },
  note = { cvgmt preprint}
}