@article{GDZPPN00240530X, title = {On the Isomorphism Problem for Polycyclic Groups.}, journal = {Mathematische Zeitschrift}, volume = {111}, year = {1969}, pages = {145-153}, zbl = {0186.31901}, url = {http://dml.mathdoc.fr/item/GDZPPN00240530X} }
Dyer, Joan Landman. On the Isomorphism Problem for Polycyclic Groups.. Mathematische Zeitschrift, Tome 111 (1969) pp. 145-153. http://gdmltest.u-ga.fr/item/GDZPPN00240530X/