@article{MAN_1903__56_158078,
     author = {Paul Epstein},
     title = {Zur {Theorie} allgemeiner {Zetafunctionen}},
     journal = {Mathematische Annalen},
     pages = {615--644},
     publisher = {mathdoc},
     volume = {56},
     year = {1903},
     zbl = {34.0461.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1903__56_158078/}
}