@Misc{ ColSpoVel17a, author = { Colombo, Maria and Spolaor, Luca and Velichkov, Bozhidar }, title = { Direct epiperimetric inequalities for the thin obstacle problem and applications }, journal = { Comm. Pure Appl. Math. }, year = { 2017 }, pages = { }, URL = { http://cvgmt.sns.it/paper/3600/ }, note = { cvgmt preprint} }