Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1982_32_2_a0, author = {V. A. Baskakov and S. A. Telyakovskii}, title = {Approximation of differentiable functions by {Fej\'er} sums}, journal = {Matemati\v{c}eskie zametki}, pages = {129--140}, publisher = {mathdoc}, volume = {32}, number = {2}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1982_32_2_a0/} }
V. A. Baskakov; S. A. Telyakovskii. Approximation of differentiable functions by Fej\'er sums. Matematičeskie zametki, Tome 32 (1982) no. 2, pp. 129-140. http://geodesic.mathdoc.fr/item/MZM_1982_32_2_a0/