@article{CMFD_2007_25_a5,
     author = {B. S. Kashin and V. N. Temlyakov},
     title = {On a {Norm} and {Approximate} {Characteristics} of {Classes} of {Multivariable} {Functions}},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {58--79},
     publisher = {mathdoc},
     volume = {25},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2007_25_a5/}
}