@article{JRAM_1964__0214_0215_150632,
     author = {Erich H\"artter},
     title = {Eine {Bermerkung} \"uber periodische {Minimalbasen} f\"ur die {Menge} der nichtnegativen ganzen {Zahlen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {395--398},
     publisher = {mathdoc},
     volume = {0214_0215},
     year = {1964},
     zbl = {0125.29804},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1964__0214_0215_150632/}
}