TY - JOUR AU - A. M. Nakhushev TI - A certain mixed problem for degenerate elliptic equations JO - Differencialʹnye uravneniâ PY - 1975 SP - 192 EP - 195 VL - 11 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_1_a24/ LA - ru ID - DE_1975_11_1_a24 ER -