@article{DE_2005_41_3_a13,
     author = {Sh. G. Kasimov},
     title = {On {Spectral} {Expansions} of {Functions} of the {Nikol'skii} {Class}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {411--414},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2005_41_3_a13/}
}