%0 Journal Article %A O. V. Besov %T The Littlewood--Paley theorem for a~mixed norm %J Informatics and Automation %D 1984 %P 31-36 %V 170 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1984_170_a2/ %G ru %F TRSPY_1984_170_a2