@Misc{ 
  fig09b,
  author = { Figalli, Alessio },
  title = { Regularity of optimal transport maps (after Ma-Trudinger-Wang and Loeper) },
  journal = { Astérisque },
  year = { 2010 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/1148/ },
  note = { cvgmt preprint}
}