%0 Journal Article %A Ya. L. Geronimus %A A. K. Medvedeva %T The validity of ``Cebysev's principle'' for a two-parameter family of weight functions %J Doklady Akademii Nauk %D 1975 %P 516-518 %V 224 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a3/ %G ru %F DAN_1975_224_3_a3