@article{JRAM_1905__130_149216,
     author = {Heinrich Jung},
     title = {Spezielle {Thetafunktionen} von vier {Ver\"anderlichen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--25},
     publisher = {mathdoc},
     volume = {130},
     year = {1905},
     zbl = {36.0510.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1905__130_149216/}
}