TY - JOUR T1 - A pointwise regularity theory for the two-obstacle problem JF - Acta Math. 163 (1989), no. 1-2, 57-107 Y1 - 1989 A1 - Gianni Dal Maso A1 - Umberto Mosco A1 - Maria Agostina Vivaldi PB - SISSA Library UR - http://hdl.handle.net/1963/643 U1 - 3810 U2 - Mathematics U3 - Functional Analysis and Applications ER -