%0 Journal Article %A N. N. Zhigulin %T Note on theorem “the elements of the theory of functions and of functional analysis” by A. N. Kolmogorov and S. V. Fomin %J Matematičeskie zametki %D 1967 %P 91-92 %V 2 %N 1 %U http://geodesic.mathdoc.fr/item/MZM_1967_2_1_a10/ %G ru %F MZM_1967_2_1_a10