Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1968__104_170955, author = {S.M. Shah and Charles Rees}, title = {On the {Absolute} {N\"orlund} {Summability} of a {Fourier} {Series.}}, journal = {Mathematische Zeitschrift}, pages = {388--393}, publisher = {mathdoc}, volume = {104}, year = {1968}, zbl = {0157.38401}, url = {http://geodesic.mathdoc.fr/item/MZ_1968__104_170955/} }
S.M. Shah; Charles Rees. On the Absolute Nörlund Summability of a Fourier Series.. Mathematische Zeitschrift, Tome 104 (1968), pp. 388-393. http://geodesic.mathdoc.fr/item/MZ_1968__104_170955/