@article{MAN_1959__139_160727,
     author = {B. Hornfeck},
     title = {Zur {Verteilung} gewisser {Primzahlpotenzprodukte.}},
     journal = {Mathematische Annalen},
     pages = {14--30},
     publisher = {mathdoc},
     volume = {139},
     year = {1959},
     zbl = {0092.04803},
     url = {http://geodesic.mathdoc.fr/item/MAN_1959__139_160727/}
}