@article{MAN_1895__46_157766,
     author = {A. Krazer},
     title = {Die quadratische {Transformation} der {Thetafunctionen}},
     journal = {Mathematische Annalen},
     pages = {442--461},
     publisher = {mathdoc},
     volume = {46},
     year = {1895},
     zbl = {26.0516.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1895__46_157766/}
}