@article{JRAM_1884__96_183450,
     author = {Leo K\"onigsberger},
     title = {Ueber die {Irreductibilit\"at} der linearen {Differentialgleichungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {123--151},
     publisher = {mathdoc},
     volume = {96},
     year = {1884},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1884__96_183450/}
}