%0 Journal Article %A Ovidiu Savin %A Hui Yu %T Free boundary regularity in the triple membrane problem %J Ars Inveniendi Analytica %D 2021 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.15781/ys6e-4d80/ %R 10.15781/ys6e-4d80 %G en %F 10_15781_ys6e_4d80