TY - JOUR AU - D. V. Valovik AU - S. V. Tikhov TI - Existence of solutions of a~nonlinear eigenvalue problem and their properties JO - Sbornik. Mathematics PY - 2024 SP - 52 EP - 73 VL - 215 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2024_215_1_a2/ LA - en ID - SM_2024_215_1_a2 ER -