TY - JOUR AU - A. M. Zubakin TI - On the theory of complete multiplicative periodic orthonormal systems JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1969 VL - 24 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1969_24_6_a2/ LA - ru ID - RM_1969_24_6_a2 ER -