%0 Journal Article %A M. A. Vorob'eva %T Approximation of functions by linear means of certain polynomials of best uniform approximation %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1974 %P 20-30 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1974_6_a2/ %G ru %F IVM_1974_6_a2