@Article{ 
  SavSod23,
  author = { Savaré, Giuseppe and Sodini, Giacomo Enrico },
  title = { A relaxation viewpoint to Unbalanced Optimal Transport: duality,  optimality and Monge formulation },
  journal = { Journal de Mathématiques Pures et Appliquées },
  year = { 2024 },
  doi = { https://doi.org/10.1016/j.matpur.2024.05.009 },
  volume = { 188 },
  pages = { 114-178 },
  URL = { http://cvgmt.sns.it/paper/6346/ },
  note = { cvgmt preprint}
}