@article{JRAM_1903__125_149156,
     author = {Rudolf Rothe},
     title = {Zur {Theorie} der {Differential-Invarianten.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {241--266},
     publisher = {mathdoc},
     volume = {125},
     year = {1903},
     zbl = {34.0145.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1903__125_149156/}
}