Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1967_88_a1, author = {S. B. Stechkin}, title = {A~remark on {Jackson's} theorem}, journal = {Informatics and Automation}, pages = {17--19}, publisher = {mathdoc}, volume = {88}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1967_88_a1/} }
S. B. Stechkin. A~remark on Jackson's theorem. Informatics and Automation, Approximation of functions in the mean, Tome 88 (1967), pp. 17-19. http://geodesic.mathdoc.fr/item/TRSPY_1967_88_a1/