TY - JOUR AU - J. V. Rybalov TI - The Neumann problem for a degenerate elliptic equation in divergence form JO - Differencialʹnye uravneniâ PY - 1988 SP - 2134 EP - 2143 VL - 24 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1988_24_12_a17/ LA - ru ID - DE_1988_24_12_a17 ER -