@article{GDZPPN002301121,
title = {Coefficient Properties of Certain Fourier Series.},
journal = {Mathematische Annalen},
volume = {180},
year = {1969},
pages = {242-254},
zbl = {0164.07302},
url = {http://dml.mathdoc.fr/item/GDZPPN002301121}
}
SIDDIQI, J.A. Coefficient Properties of Certain Fourier Series.. Mathematische Annalen, Tome 180 (1969) pp. 242-254. http://gdmltest.u-ga.fr/item/GDZPPN002301121/