TY  - JOUR
AU  - A. Yu. Shadrin
TI  - Jackson-type theorems for monotone approximation of functions by trigonometric polynomials
JO  - Matematičeskie zametki
PY  - 1987
SP  - 790
EP  - 809
VL  - 42
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1987_42_6_a3/
LA  - ru
ID  - MZM_1987_42_6_a3
ER  -