TY  - JOUR
AU  - R. M. Trigub
TI  - Multipliers of Fourier series and approximation of functions by
JO  - Doklady Akademii Nauk
PY  - 1989
SP  - 292
EP  - 296
VL  - 306
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1989_306_2_a8/
LA  - ru
ID  - DAN_1989_306_2_a8
ER  -