@Misc{ FigJer13, author = { Figalli, Alessio and Jerison, David }, title = { Quantitative stability for sumsets in $R^n$ }, journal = { J. Eur. Math. Soc. (JEMS) }, year = { 2014 }, pages = { }, URL = { http://cvgmt.sns.it/paper/2089/ }, note = { cvgmt preprint} }