%0 Journal Article %A V. A. Bykovskii %T About scientific creativity of Askold Ivanovich Vinogradov %J Čebyševskij sbornik %D 2019 %P 22-26 %V 20 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2019_20_3_a1/ %G ru %F CHEB_2019_20_3_a1