TY  - JOUR
AU  - V. F. Gaposhkin
TI  - Subsystems of periodic multiplicative systems of functions
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1969
VL  - 24
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1969_24_4_a11/
LA  - ru
ID  - RM_1969_24_4_a11
ER  -