TY - JOUR AU - Dolgopolik, Maxim TI - Nonsmooth Problems of Calculus of Variations via Codifferentiation JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2014 SP - 1153 EP - 1180 VL - 20 IS - 4 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv/2014010/ DO - 10.1051/cocv/2014010 LA - en ID - COCV_2014__20_4_1153_0 ER -