@article{ELMA_1995__50_4_141576,
     author = {Karl W. Gruenberg},
     title = {Ganzzahlige {Funktionen} nat\"urlicher {Zahlen.}},
     journal = {Elemente der Mathematik},
     pages = {65--75},
     publisher = {mathdoc},
     volume = {50},
     number = {4},
     year = {1995},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1995__50_4_141576/}
}