@article{MET_1960__3_175088,
     author = {W. Eberl},
     title = {Bemerkung \"uber ein {Theorem} f\"ur additive {Mengenfunktionen.}},
     journal = {Metrika},
     pages = {215--217},
     publisher = {mathdoc},
     volume = {3},
     year = {1960},
     zbl = {0096.33204},
     url = {http://geodesic.mathdoc.fr/item/MET_1960__3_175088/}
}