@article{MAN_1882__19_157000,
     author = {J\"urgens},
     title = {Das {Integral} ..... und die linearen {Differentiagleichungen.}},
     journal = {Mathematische Annalen},
     pages = {435--460},
     publisher = {mathdoc},
     volume = {19},
     year = {1882},
     url = {http://geodesic.mathdoc.fr/item/MAN_1882__19_157000/}
}