@article{MZM_1994_56_3_a4,
     author = {R. A. DeVore and P. P. Petrushev and V. N. Temlyakov},
     title = {Multivariate trigonometric polynomial approximations with frequencies from the hyperbolic cross},
     journal = {Matemati\v{c}eskie zametki},
     pages = {36--63},
     publisher = {mathdoc},
     volume = {56},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1994_56_3_a4/}
}