@Misc{ 
  LouPraZei16,
  author = { Louet, Jean and Pratelli, Aldo and Zeisler, Florian },
  title = { On the continuity of the total cost in the mass transport problem with relativistic cost functions },
  journal = {  },
  year = { 2016 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3271/ },
  note = { cvgmt preprint}
}