TY - JOUR AU - Roubíček, Tomáš TI - Evaluation of Clarke's generalized gradient in optimization of variational inequalities JO - Kybernetika PY - 1989 SP - 157 EP - 168 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1989__25_3_a1/ LA - en ID - KYB_1989__25_3_a1 ER -