TY - JOUR AU - G. I. Laptev TI - The first boundary value problem for second-order quasilinear elliptic equations with double degeneration JO - Differencialʹnye uravneniâ PY - 1994 SP - 1057 EP - 1068 VL - 30 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1994_30_6_a16/ LA - ru ID - DE_1994_30_6_a16 ER -