@article{ARM_1983_19_4_a1,
     author = {Vor\'a\v{c}ek, Jan},
     title = {\"Uber eine nichtlineare parametrische {Differentialgleichung} dritter {Ordnung}},
     journal = {Archivum mathematicum},
     pages = {187--198},
     year = {1983},
     volume = {19},
     number = {4},
     mrnumber = {725221},
     zbl = {0549.34039},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ARM_1983_19_4_a1/}
}