@Misc{ LeDLučPas19, author = { Le Donne, Enrico and Lučić, Danka and Pasqualetto, Enrico }, title = { Universal infinitesimal Hilbertianity of sub-Riemannian manifolds }, journal = { Potential Analysis }, year = { 2019 }, pages = { }, URL = { http://cvgmt.sns.it/paper/4497/ }, note = { cvgmt preprint} }