@Article{ 
  BriButPri20c,
  author = { Briani, Luca and Buttazzo, Giuseppe and Prinari, Francesca },
  title = { Some inequalities involving perimeter and torsional rigidity },
  journal = { AMO },
  year = { 2020 },
  doi = { 10.1007/s00245-020-09727-7 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/4818/ },
  note = { cvgmt preprint}
}