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@article{DAN_1974_214_6_a1, author = {V. V. Zhuk}, title = {Some sharp inequalities for uniform best approximations of periodic functions}, journal = {Doklady Akademii Nauk}, pages = {1245--1246}, publisher = {mathdoc}, volume = {214}, number = {6}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_214_6_a1/} }
V. V. Zhuk. Some sharp inequalities for uniform best approximations of periodic functions. Doklady Akademii Nauk, Tome 214 (1974) no. 6, pp. 1245-1246. http://geodesic.mathdoc.fr/item/DAN_1974_214_6_a1/