@Misc{ 
  Gig17,
  author = { Gigli, Nicola },
  title = { Lecture notes on differential calculus on RCD spaces },
  journal = {  },
  year = { 2017 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3373/ },
  note = { cvgmt preprint}
}