Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1967_2_3_a6, author = {A. I. Rubinshtein}, title = {Series with monotonic coefficients in a {Walsh} system}, journal = {Matemati\v{c}eskie zametki}, pages = {279--288}, publisher = {mathdoc}, volume = {2}, number = {3}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1967_2_3_a6/} }
A. I. Rubinshtein. Series with monotonic coefficients in a Walsh system. Matematičeskie zametki, Tome 2 (1967) no. 3, pp. 279-288. http://geodesic.mathdoc.fr/item/MZM_1967_2_3_a6/