%0 Journal Article %A A. S. Belov %A S. V. Konyagin %T An estimate of the free term of a~non-negative trigonometric polynomial with integer coefficients %J Izvestiya. Mathematics %D 1996 %P 1123-1182 %V 60 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1996_60_6_a1/ %G en %F IM2_1996_60_6_a1