TY  - JOUR
AU  - V. A. Kofanov
TI  - Approximation in the mean of classes of differentiable functions by algebraic polynomials
JO  - Doklady Akademii Nauk
PY  - 1982
SP  - 1304
EP  - 1306
VL  - 262
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1982_262_6_a4/
LA  - ru
ID  - DAN_1982_262_6_a4
ER  -