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@article{MZM_1989_46_2_a16, author = {V. A. Yudin}, title = {Spherical sums of {Fourier} series in~$L_p$}, journal = {Matemati\v{c}eskie zametki}, pages = {145--152}, publisher = {mathdoc}, volume = {46}, number = {2}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1989_46_2_a16/} }
V. A. Yudin. Spherical sums of Fourier series in~$L_p$. Matematičeskie zametki, Tome 46 (1989) no. 2, pp. 145-152. http://geodesic.mathdoc.fr/item/MZM_1989_46_2_a16/