@article{MAN_1955__130_160461,
     author = {K.L. Stellmacher},
     title = {Eine {Klasse} huyghenscher {Differentialgleichungen} und ihre {Integration.}},
     journal = {Mathematische Annalen},
     pages = {219--233},
     publisher = {mathdoc},
     volume = {130},
     year = {1955},
     zbl = {0134.31101},
     url = {http://geodesic.mathdoc.fr/item/MAN_1955__130_160461/}
}