@Article{ 
  ButPra20,
  author = { Buttazzo, Giuseppe and Pratelli, Aldo },
  title = { An application of the continuous Steiner symmetrization to Blaschke-Santalò diagrams },
  journal = { ESAIM Control Optim. Calc. Var. },
  year = { 2021 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/4894/ },
  note = { cvgmt preprint}
}