@Article{ BruSem18, author = { Bruè, Elia and Semola, Daniele }, title = { Regularity of Lagrangian flows over $RCD^*(K,N)$ spaces }, journal = { J. Reine Angew. Math. }, year = { 2020 }, volume = { 765 }, pages = { 171–203 }, URL = { http://cvgmt.sns.it/paper/3769/ }, note = { cvgmt preprint} }