@Article{ ChiDeLKre13, author = { Chiodaroli, Elisabetta and De Lellis, Camillo and Kreml, Ondrej }, title = { Global ill-posedness of the isentropic system of gas dynamics }, journal = { Comm. Pure App. Math. }, year = { 2015 }, volume = { 68 }, number = { 7 }, pages = { 1157-1190 }, URL = { http://cvgmt.sns.it/paper/2123/ }, note = { cvgmt preprint} }