@Article{ 
  viasan08,
  author = { Santambrogio, Filippo and Vialard, François-Xavier },
  title = { Extension to BV functions of the large deformation diffeomorphisms matching approach },
  journal = { C. R. Math. Acad. Sci. Paris  },
  year = { 2009 },
  volume = { 347 },
  number = { 1--2 },
  pages = { 27-32 },
  URL = { http://cvgmt.sns.it/paper/23/ },
  note = { cvgmt preprint}
}