TY  - JOUR
AU  - A. V. Efimov
TI  - Linear methods of approximating certain classes of continuous periodic functions
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1961
SP  - 3
EP  - 47
VL  - 62
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TM_1961_62_a0/
LA  - ru
ID  - TM_1961_62_a0
ER  -