%0 Journal Article %A E. M. Galeev %T Bernstein Diameters for the Classes of Periodic Functions of Several Variables %J Mathematica balkanica %D 1991 %P 229 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1991_5_3_a5/ %F MABA_1991_5_3_a5