@Misc{ 
  DeLSzé17,
  author = { De Lellis, Camillo and Székelyhidi, László Jr. },
  title = { John Nash's nonlinear iteration },
  journal = {  },
  year = { 2017 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3455/ },
  note = { cvgmt preprint}
}