@Article{ 
  BecSch13,
  author = { Beck, Lisa and Schmidt, Thomas },
  title = { Convex duality and uniqueness for $\rm BV$-minimizers },
  journal = { J. Funct. Anal. },
  year = { 2015 },
  volume = { 268 },
  number = { 10 },
  pages = { 3061-3107 },
  URL = { http://cvgmt.sns.it/paper/2138/ },
  note = { cvgmt preprint}
}