TY - JOUR AU - V. F. Lubyshev TI - Existence of Multiple Solutions of Higher-Order Nonlinear Elliptic Equations JO - Matematičeskie zametki PY - 2011 SP - 260 EP - 271 VL - 89 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2011_89_2_a8/ LA - ru ID - MZM_2011_89_2_a8 ER -