TY - JOUR AU - A. V. Ivanov TI - Local estimates of maximum modulus for the first derivatives of solutions of nonuniform quasilinear equations of elliptic type and in divergent form JO - Zapiski Nauchnykh Seminarov POMI PY - 1968 SP - 87 EP - 125 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1968_7_a2/ LA - ru ID - ZNSL_1968_7_a2 ER -