@article{1183523879, author = {Hsiang, Fu Cheng}, title = {Summability $\left( L \right)$ of Fourier series}, journal = {Bull. Amer. Math. Soc.}, volume = {67}, number = {6}, year = {1961}, pages = { 150-153}, language = {en}, url = {http://dml.mathdoc.fr/item/1183523879} }
Hsiang, Fu Cheng. Summability $\left( L \right)$ of Fourier series. Bull. Amer. Math. Soc., Tome 67 (1961) no. 6, pp. 150-153. http://gdmltest.u-ga.fr/item/1183523879/