@article{JRAM_1905__128_149191,
     author = {Heinrich Jung},
     title = {Ein {Satz} \"uber die {Thetafunktionen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {78--86},
     publisher = {mathdoc},
     volume = {128},
     year = {1905},
     zbl = {35.0473.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1905__128_149191/}
}