TY - JOUR AU - A. Ornelas TI - Approximation of relaxed solutions for lower semicontinuous differential inclusions JO - Annales Polonici Mathematici PY - 1991 SP - 1 EP - 10 VL - 56 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-56-1-1-10/ DO - 10.4064/ap-56-1-1-10 LA - en ID - 10_4064_ap_56_1_1_10 ER -