@article{1183425491,
author = {Jackson, Dunham},
title = {Note on a method of proof in the theory of Fourier's series},
journal = {Bull. Amer. Math. Soc.},
volume = {27},
number = {3},
year = {1920},
pages = { 108-110},
language = {en},
url = {http://dml.mathdoc.fr/item/1183425491}
}
Jackson, Dunham. Note on a method of proof in the theory of Fourier's series. Bull. Amer. Math. Soc., Tome 27 (1920) no. 3, pp. 108-110. http://gdmltest.u-ga.fr/item/1183425491/