TY - JOUR AU - A. F. Leont'ev TI - A question on the representation of arbitrary functions by certain general series JO - Matematičeskie zametki PY - 1967 SP - 689 EP - 698 VL - 1 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1967_1_6_a9/ LA - ru ID - MZM_1967_1_6_a9 ER -