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@article{MZM_1982_31_6_a3, author = {A. I. Kamzolov}, title = {Approximation of smooth functions on the sphere~$S^n$ by the {Fourier} method}, journal = {Matemati\v{c}eskie zametki}, pages = {847--853}, publisher = {mathdoc}, volume = {31}, number = {6}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1982_31_6_a3/} }
A. I. Kamzolov. Approximation of smooth functions on the sphere~$S^n$ by the Fourier method. Matematičeskie zametki, Tome 31 (1982) no. 6, pp. 847-853. http://geodesic.mathdoc.fr/item/MZM_1982_31_6_a3/