TY - JOUR AU - E. V. Radkevich TI - Spectrum of the pencil of the Verigin--Macket problem JO - Matematičeskie zametki PY - 1991 SP - 77 EP - 90 VL - 49 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1991_49_3_a11/ LA - ru ID - MZM_1991_49_3_a11 ER -