Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1974_15_1_a1, author = {V. \`E. Gheit}, title = {Order of $(C,\alpha)$-approximations on certain classes of periodic functions}, journal = {Matemati\v{c}eskie zametki}, pages = {15--20}, publisher = {mathdoc}, volume = {15}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1974_15_1_a1/} }
V. È. Gheit. Order of $(C,\alpha)$-approximations on certain classes of periodic functions. Matematičeskie zametki, Tome 15 (1974) no. 1, pp. 15-20. http://geodesic.mathdoc.fr/item/MZM_1974_15_1_a1/