%0 Journal Article %A S. V. Bochkarev %T New Inequalities in the Littlewood--Paley Theory and Estimates of the~$L_1$ Norm of Trigonometric Series and Polynomials %J Informatics and Automation %D 2005 %P 64-73 %V 248 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_2005_248_a6/ %G ru %F TRSPY_2005_248_a6