@Misc{ 
  Sav13,
  author = { Savaré, Giuseppe },
  title = { Self-improvement of the Bakry-Émery condition and Wasserstein
  contraction of the heat flow in RCD(K,\infty) metric measure spaces },
  journal = {  },
  year = { 2013 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5045/ },
  note = { cvgmt preprint}
}