@article{JRAM_1893__111_148884,
     author = {Georg Landsberg},
     title = {Zur {Theorie} der {Gaussschen} {Summen} und der linearen {Transformation} der {Thetafunctionen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {234--253},
     publisher = {mathdoc},
     volume = {111},
     year = {1893},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1893__111_148884/}
}