@Misc{ colgob11, author = { Colombo, Maria and Gobbino, Massimo }, title = { Passing to the limit in maximal slope curves: from a regularized Perona-Malik equation to the total variation flow }, journal = { Math. Models Methods Appl. Sci. }, year = { 2011 }, pages = { }, URL = { http://cvgmt.sns.it/paper/255/ }, note = { cvgmt preprint} }