@Misc{ 
  Mai22,
  author = { Maiale, Francesco Paolo },
  title = { Shape Optimization Problems and Regularity of the Free Boundaries },
  journal = {  },
  year = { 2022 },
  pages = { 200 },
  URL = { http://cvgmt.sns.it/paper/5879/ },
  note = { cvgmt preprint}
}