@Article{ 
  CasChaNov11,
  author = { Caselles, Vicent and Chambolle, Antonin and Novaga, Matteo },
  title = { Total variation in imaging },
  journal = { in Handbook of Mathematical Methods in Imaging, Springer },
  year = { 2011 },
  pages = { 1016-1057 },
  URL = { http://cvgmt.sns.it/paper/2005/ },
  note = { cvgmt preprint}
}