@Misc{ 
  Dwe22,
  author = { Dweik, Samer },
  title = { Optimal region for the transport problem to the boundary },
  journal = { Journal of Mathematical Analysis and Applications },
  year = { 2023 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5647/ },
  note = { cvgmt preprint}
}