@article{JRAM_1872__74_148177,
     author = {L.W. Thom\'e},
     title = {Zur {Theorie} der linearen {Differentialgleichungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {193--217},
     publisher = {mathdoc},
     volume = {74},
     year = {1872},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1872__74_148177/}
}