@Article{ 
  carleatom09a,
  author = { Carriero, Michele and Leaci, Antonio and Tomarelli, Franco },
  title = { Variational Approach to Image Segmentation },
  journal = { Pure Math. Appl. },
  year = { 2009 },
  volume = { 20 },
  number = { 1 },
  pages = { 141-156 },
  URL = { http://cvgmt.sns.it/paper/137/ },
  note = { cvgmt preprint}
}