@article{1077474655, author = {Cheng, Min-Teh}, title = {Summability factors of Fourier series}, journal = {Duke Math. J.}, volume = {15}, number = {1}, year = {1948}, pages = { 17-27}, language = {en}, url = {http://dml.mathdoc.fr/item/1077474655} }
Cheng, Min-Teh. Summability factors of Fourier series. Duke Math. J., Tome 15 (1948) no. 1, pp. 17-27. http://gdmltest.u-ga.fr/item/1077474655/