@article{JRAM_1878__85_148368,
     author = {S. Gundelfinger},
     title = {Ueber die {Transformation} von {Differentialausdr\"ucken} vermittelst elliptischer {Coordinaten.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {80--87},
     publisher = {mathdoc},
     volume = {85},
     year = {1878},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1878__85_148368/}
}