@article{DAN_1979_248_3_a2,
     author = {V. N. Temlyakov},
     title = {Approximation of periodic functions of several variables with bounded mixed derivative},
     journal = {Doklady Akademii Nauk},
     pages = {527--531},
     publisher = {mathdoc},
     volume = {248},
     number = {3},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_248_3_a2/}
}