%0 Journal Article %A R. M. Trigub %T A Lower Bound for the $L_1$-norm of Fourier Series of Polynomial Type %J Matematičeskie zametki %D 2003 %P 951-953 %V 73 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2003_73_6_a16/ %G ru %F MZM_2003_73_6_a16