@article{MAN_1901__54_158018,
     author = {Edmund Landau},
     title = {Ueber die mittlere {Anzahl} der {Zerlegungen} aller {Zahlen} von 1 bis x in drei {Factoren} .},
     journal = {Mathematische Annalen},
     pages = {592--601},
     publisher = {mathdoc},
     volume = {54},
     year = {1901},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1901__54_158018/}
}