@article{1183425652,
author = {Gronwall, T. H.},
title = {On the Fourier coefficients of a continuous function},
journal = {Bull. Amer. Math. Soc.},
volume = {27},
number = {9-10},
year = {1921},
pages = { 320-321},
language = {en},
url = {http://dml.mathdoc.fr/item/1183425652}
}
Gronwall, T. H. On the Fourier coefficients of a continuous function. Bull. Amer. Math. Soc., Tome 27 (1921) no. 9-10, pp. 320-321. http://gdmltest.u-ga.fr/item/1183425652/