@article{MM2_1973__10_154179,
     author = {Klaus Bolko Mertz},
     title = {Nullstellen von {Eisensteinschen} {Reihen} zur {Modulgruppe.}},
     journal = {Manuscripta mathematica},
     pages = {103--116},
     publisher = {mathdoc},
     volume = {10},
     year = {1973},
     zbl = {0266.10023},
     url = {http://geodesic.mathdoc.fr/item/MM2_1973__10_154179/}
}