@article{GDZPPN002427176, title = {Endomorphisms of Polycyclic Groups.}, journal = {Mathematische Zeitschrift}, volume = {180}, year = {1982}, pages = {567-574}, zbl = {0495.20014}, url = {http://dml.mathdoc.fr/item/GDZPPN002427176} }
Farkas, Daniel R. Endomorphisms of Polycyclic Groups.. Mathematische Zeitschrift, Tome 180 (1982) pp. 567-574. http://gdmltest.u-ga.fr/item/GDZPPN002427176/