@article{MZ_1974__139_172104,
     author = {Erik Lippa},
     title = {A {Dirichlet} {Series} {Associated} to {Eisenstein} {Series} of {Degree} {Two.}},
     journal = {Mathematische Zeitschrift},
     pages = {5--8},
     publisher = {mathdoc},
     volume = {139},
     year = {1974},
     zbl = {0275.10018},
     url = {http://geodesic.mathdoc.fr/item/MZ_1974__139_172104/}
}