@article{MZ_1982__179_173137,
     author = {Peter L. Walker},
     title = {On {Certain} {Dirichlet} {Series} {Whose} {Coefficients} {Are} {Related} to {Class} {Numbers.}},
     journal = {Mathematische Zeitschrift},
     pages = {193--200},
     publisher = {mathdoc},
     volume = {179},
     year = {1982},
     zbl = {0455.10027},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__179_173137/}
}