@Article{ CafCagFig17, author = { Caffarelli, Luis and Cagnetti, Filippo and Figalli, Alessio }, title = { Optimal Regularity and Structure of the Free Boundary for Minimizers in Cohesive zone models }, journal = { Arch. Ration. Mech. Anal. }, year = { 2020 }, pages = { }, URL = { http://cvgmt.sns.it/paper/3711/ }, note = { cvgmt preprint} }