Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1976_140_a2, author = {O. V. Besov}, title = {Multiplicative estimates of integral moduli of smoothness}, journal = {Informatics and Automation}, pages = {21--26}, publisher = {mathdoc}, volume = {140}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1976_140_a2/} }
O. V. Besov. Multiplicative estimates of integral moduli of smoothness. Informatics and Automation, Investigations in the theory of differentiable functions of many variables and its applications. Part 6, Tome 140 (1976), pp. 21-26. http://geodesic.mathdoc.fr/item/TRSPY_1976_140_a2/