@article{1178240609,
author = {Kanno, K\^osi and Okuyama, Yasuo},
title = {On the absolute N\"orlund summability factors of Fourier series},
journal = {Tohoku Math. J. (2)},
volume = {29},
number = {4},
year = {1977},
pages = { 439-448},
language = {en},
url = {http://dml.mathdoc.fr/item/1178240609}
}
Kanno, Kôsi; Okuyama, Yasuo. On the absolute Nörlund summability factors of Fourier series. Tohoku Math. J. (2), Tome 29 (1977) no. 4, pp. 439-448. http://gdmltest.u-ga.fr/item/1178240609/