@Article{ 
  Lus19,
  author = { Lussardi, Luca },
  title = { The Plateau problem in the Calculus of Variations },
  journal = { Rend. Sem. Mat. Univ. Pol. Torino },
  year = { 2019 },
  volume = { 77 },
  number = { 1 },
  pages = { 45-82 },
  URL = { http://cvgmt.sns.it/paper/4266/ },
  note = { cvgmt preprint}
}