@article{IM_1968__6_141931,
     author = {G. N\"OBELING},
     title = {Verallgemeinerung eines {Satzes} von {Herrn} {E.} {Specker.}},
     journal = {Inventiones mathematicae},
     pages = {41--55},
     year = {1968},
     volume = {6},
     zbl = {0176.29801},
     url = {http://geodesic.mathdoc.fr/item/IM_1968__6_141931/}
}