%0 Journal Article %A Đinh Dung %T Number of integral points in a certain set and the approximation of functions of several variables %J Matematičeskie zametki %D 1984 %P 479-491 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1984_36_4_a2/ %G ru %F MZM_1984_36_4_a2