%0 Journal Article %A V. M. Badkov %T Pointwise estimates from below of the~moduli of the~derivatives of orthogonal polynomials on of the~derivatives of orthogonal polynomials~on %J Sbornik. Mathematics %D 1995 %P 771-781 %V 186 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1995_186_6_a0/ %G en %F SM_1995_186_6_a0