@article{JRAM_1865__64_147951,
     author = {C.W. Borchardt and C.G.J. Jocobi},
     title = {De investigando ordine systematis aequationum differentialium vulgarium cujuscunque.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {297--320},
     publisher = {mathdoc},
     volume = {64},
     year = {1865},
     language = {la},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1865__64_147951/}
}