@article{MAN_1904__58_158116,
     author = {Leopold Fej\'er},
     title = {Untersuchungen \"uber {Fouriersche} {Reihen}},
     journal = {Mathematische Annalen},
     pages = {51--69},
     publisher = {mathdoc},
     volume = {58},
     year = {1904},
     zbl = {34.0287.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1904__58_158116/}
}