TY - JOUR AU - N. D. Kopachevskii TI - Basicity properties of the system of characteristic and associated vectors of the self-adjoint operator pencil $I-\lambda A-\lambda^{-1}B$ JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1981 SP - 77 EP - 78 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1981_15_2_a12/ LA - ru ID - FAA_1981_15_2_a12 ER -