Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1974_215_1_a6, author = {B. I. Golubov}, title = {Convergence of {Riesz} spherical means of multiple {Fourier} series}, journal = {Doklady Akademii Nauk}, pages = {31--34}, publisher = {mathdoc}, volume = {215}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_215_1_a6/} }
B. I. Golubov. Convergence of Riesz spherical means of multiple Fourier series. Doklady Akademii Nauk, Tome 215 (1974) no. 1, pp. 31-34. http://geodesic.mathdoc.fr/item/DAN_1974_215_1_a6/