TY  - JOUR
AU  - M. F. Timan
TI  - The order of approximation of a function by Zygmund's normal averages
JO  - Doklady Akademii Nauk
PY  - 1968
SP  - 29
EP  - 32
VL  - 181
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1968_181_1_a6/
LA  - ru
ID  - DAN_1968_181_1_a6
ER  -