@article{GDZPPN00240396X, title = {Nilpotente Elemete in Ringen von endlicher globaler Dimension.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {313-324}, zbl = {0172.04903}, url = {http://dml.mathdoc.fr/item/GDZPPN00240396X} }
Lenzing, Helmut. Nilpotente Elemete in Ringen von endlicher globaler Dimension.. Mathematische Zeitschrift, Tome 105 (1968) pp. 313-324. http://gdmltest.u-ga.fr/item/GDZPPN00240396X/