%0 Journal Article %A A. Guessab %A G. V. Milovanovich %T An Extremal Problem for Polynomials with Nonnegative Coefficients IV %J Mathematica balkanica %D 1989 %P 142 %V 3 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1989_3_2_a2/ %F MABA_1989_3_2_a2