Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_2007_4_a2, author = {A. P. Antonov}, title = {Smoothness of sums of trigonometric series with monotone coefficients}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {21--29}, publisher = {mathdoc}, number = {4}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2007_4_a2/} }
A. P. Antonov. Smoothness of sums of trigonometric series with monotone coefficients. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (2007), pp. 21-29. http://geodesic.mathdoc.fr/item/IVM_2007_4_a2/