@Article{ AndDavEli16, author = { Agrachev, Andrei and Barilari, Davide and Paoli, Elisa }, title = { Volume geodesic distortion and Ricci curvature for Hamiltonian dynamics }, journal = { Annales de l'Institut Fourier }, year = { 2019 }, doi = { https://doi.org/10.5802/aif.3268 }, volume = { 69 }, number = { 3 }, pages = { 1187-1228 }, URL = { http://cvgmt.sns.it/paper/2951/ }, note = { cvgmt preprint} }