@article{JDM_1894__4_144511,
     author = {A. Gutzmer},
     title = {Ueber gewisse lineare {Differentialgleichungen.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {160--161},
     publisher = {mathdoc},
     volume = {4},
     year = {1894},
     zbl = {26.0356.02},
     url = {http://geodesic.mathdoc.fr/item/JDM_1894__4_144511/}
}