TY - JOUR AU - O. A. Ladyzhenskaya AU - N. N. Ural'tseva TI - A variational problem for quasilinear elliptic equations with many independent variables JO - Doklady Akademii Nauk PY - 1960 SP - 1330 EP - 1333 VL - 135 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_135_6_a9/ LA - ru ID - DAN_1960_135_6_a9 ER -