%0 Journal Article %A G. V. Zhidkov %T Constructive characteristic of a certain class of nonperiodic functions %J Doklady Akademii Nauk %D 1966 %P 1002-1005 %V 169 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_169_5_a3/ %G ru %F DAN_1966_169_5_a3