@article{MAN_1954__127_160366,
     author = {K. J\"orgens},
     title = {\"Uber die {L\"osungen} der {Differentialgleichung} rt ? s2 = 1.},
     journal = {Mathematische Annalen},
     pages = {130--134},
     publisher = {mathdoc},
     volume = {127},
     year = {1954},
     zbl = {0055.08404},
     url = {http://geodesic.mathdoc.fr/item/MAN_1954__127_160366/}
}