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@article{MAN_1933__108_159651, author = {E. Hille and J.D. Tamarkin}, title = {On the summability of {Fourier} series. {III.}}, journal = {Mathematische Annalen}, pages = {525--577}, publisher = {mathdoc}, volume = {108}, year = {1933}, zbl = {0007.06403}, url = {http://geodesic.mathdoc.fr/item/MAN_1933__108_159651/} }
E. Hille; J.D. Tamarkin. On the summability of Fourier series. III.. Mathematische Annalen, Tome 108 (1933), pp. 525-577. http://geodesic.mathdoc.fr/item/MAN_1933__108_159651/