@Misc{ CheFig16, author = { Chen, Shibing and Figalli, Alessio }, title = { Stability results on the smoothness of optimal transport maps with general costs }, journal = { J. Math. Pures Appl. }, year = { 2016 }, pages = { }, URL = { http://cvgmt.sns.it/paper/2913/ }, note = { cvgmt preprint} }