@article{MZ_1968__108_171114,
     author = {Helmut Lenzing},
     title = {Nilpotente {Elemete} in {Ringen} von endlicher globaler {Dimension.}},
     journal = {Mathematische Zeitschrift},
     pages = {313--324},
     publisher = {mathdoc},
     volume = {108},
     year = {1968},
     zbl = {0172.04903},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__108_171114/}
}