@article{ELMA_1990__45_6_141475,
     author = {H. Bergmann},
     title = {Eine {Bemerkung} zu den zyklischen {Gruppen.}},
     journal = {Elemente der Mathematik},
     pages = {19--21},
     publisher = {mathdoc},
     volume = {45},
     number = {6},
     year = {1990},
     zbl = {0699.20023},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1990__45_6_141475/}
}