@article{JRAM_1879__88_148445,
     author = {Simon Spitzer},
     title = {Integration einiger linearen {Differentialgleichungen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {343--347},
     publisher = {mathdoc},
     volume = {88},
     year = {1879},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1879__88_148445/}
}