@article{GDZPPN002445050,
title = {Fej\'er means for multivariate Fourier series.},
journal = {Mathematische Zeitschrift},
volume = {221},
year = {1996},
pages = {449-466},
zbl = {0904.42009},
url = {http://dml.mathdoc.fr/item/GDZPPN002445050}
}
Berens, Hubert; Xu, Yuan. Fejér means for multivariate Fourier series.. Mathematische Zeitschrift, Tome 221 (1996) pp. 449-466. http://gdmltest.u-ga.fr/item/GDZPPN002445050/