@Article{ GigMon12, author = { Gigli, Nicola and Mondino, Andrea }, title = { A PDE approach to nonlinear potential theory in metric measure spaces }, journal = { Journal de Math. Pures et Appl. }, year = { 2012 }, pages = { }, URL = { http://cvgmt.sns.it/paper/1919/ }, note = { cvgmt preprint} }