@article{TRSPY_1986_173_a18,
     author = {V. N. Temlyakov},
     title = {Approximation of periodic functions of several variables by combinations of functions that depend on a~smaller number of variables},
     journal = {Informatics and Automation},
     pages = {243--252},
     publisher = {mathdoc},
     volume = {173},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1986_173_a18/}
}