@article{MZ_1918__2_167482,
     author = {H. Cramer},
     title = {\"Uber die {Nullstellen} der {Zetafunktion}},
     journal = {Mathematische Zeitschrift},
     pages = {237--241},
     publisher = {mathdoc},
     volume = {2},
     year = {1918},
     zbl = {46.0500.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1918__2_167482/}
}