TY  - JOUR
AU  - V. G. Doronin
AU  - A. A. Ligun
TI  - Best one-sided approximation of some classes of differentiable periodic functions
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 19
EP  - 21
VL  - 230
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_230_1_a2/
LA  - ru
ID  - DAN_1976_230_1_a2
ER  -