TY - JOUR AU - Giuseppe Grimaldi, Antonio AU - Ipocoana, Erica TI - Higher differentiability results in the scale of Besov spaces to a class of double-phase obstacle problems JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2022 VL - 28 PB - EDP-Sciences UR - https://www.numdam.org/articles/10.1051/cocv/2022050/ DO - 10.1051/cocv/2022050 LA - en ID - COCV_2022__28_1_A51_0 ER -