TY - JOUR AU - S. N. Kruzhkov TI - On the minimax representation of solutions of first order nonlinear equations JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1969 SP - 57 EP - 66 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1969_3_2_a5/ LA - ru ID - FAA_1969_3_2_a5 ER -