%0 Journal Article %A B. S. Kashin %A V. N. Temlyakov %T On a Norm and Approximate Characteristics of Classes of Multivariable Functions %J Contemporary Mathematics. Fundamental Directions %D 2007 %P 58-79 %V 25 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2007_25_a5/ %G ru %F CMFD_2007_25_a5