@article{01051454, title = {On the absolute convergence of Fourier series.}, journal = {Georgian Mathematical Journal}, volume = {4}, year = {1997}, pages = {333-340}, doi = {10.1023/A:1022990412102}, zbl = {0887.42004}, language = {en}, url = {http://dml.mathdoc.fr/item/01051454} }
Karchava, T. On the absolute convergence of Fourier series.. Georgian Mathematical Journal, Tome 4 (1997) pp. 333-340. doi : 10.1023/A:1022990412102. http://gdmltest.u-ga.fr/item/01051454/