TY - JOUR AU - A. A. Amosov TI - A~positive solution of an elliptic equation with nonlinear integral boundary condition of the radiation type JO - Matematičeskie zametki PY - 1977 SP - 117 EP - 128 VL - 22 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_22_1_a12/ LA - ru ID - MZM_1977_22_1_a12 ER -