TY - JOUR AU - A. A. Shcherbakov TI - Kernels of sequences of complex numbers and their regular transformations JO - Matematičeskie zametki PY - 1977 SP - 815 EP - 823 VL - 22 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_22_6_a3/ LA - ru ID - MZM_1977_22_6_a3 ER -