%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 Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2005 %P 64-73 %V 248 %U http://geodesic.mathdoc.fr/item/TM_2005_248_a6/ %G ru %F TM_2005_248_a6