@article{SM_1982_41_1_a2,
     author = {V. N. Temlyakov},
     title = {Approximation of periodic functions of several variables with bounded mixed difference},
     journal = {Sbornik. Mathematics},
     pages = {53--66},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {1982},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1982_41_1_a2/}
}