%0 Journal Article %A A. I. Koryakin %T Randomized estimation of the Fourier coefficients of the expansion of a function in $L_2$ %J Doklady Akademii Nauk %D 1980 %P 1301-1305 %V 251 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_251_6_a3/ %G ru %F DAN_1980_251_6_a3