TY  - JOUR
AU  - Nguyên Thị Thiêu Hoa
TI  - Diameters and quadrature formulas on periodic function classes, conjugate to' the Sobolev classes
JO  - Matematičeskie zametki
PY  - 1989
SP  - 83
EP  - 93
VL  - 46
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1989_46_2_a9/
LA  - ru
ID  - MZM_1989_46_2_a9
ER  -