@Misc{ 
  DeL18a,
  author = { De Lellis, Camillo },
  title = { Almgren's center manifold in a simple setting },
  journal = {  },
  year = { 2018 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3949/ },
  note = { cvgmt preprint}
}