@article{TRSPY_2010_269_a1,
     author = {D. B. Bazarkhanov},
     title = {Wavelet approximation and {Fourier} widths of classes of periodic functions of several {variables.~I}},
     journal = {Informatics and Automation},
     pages = {8--30},
     publisher = {mathdoc},
     volume = {269},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2010_269_a1/}
}