%0 Journal Article %A G. P. Nikolov %T A Comparison Theorem in the Theory of Quadrature Formulas %J Mathematica balkanica %D 1988 %P 3 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1988_2_1_a0/ %F MABA_1988_2_1_a0