TY  - JOUR
AU  - V. A. Andrienko
TI  - Rate of approximation of orthogonal series by Riesz means
JO  - Matematičeskie zametki
PY  - 1990
SP  - 3
EP  - 14
VL  - 48
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1990_48_5_a0/
LA  - ru
ID  - MZM_1990_48_5_a0
ER  -