@article{GDZPPN002203448, title = {Two-generator subgroups of GL... (...).}, journal = {Journal f\"ur die reine und angewandte Mathematik}, volume = {372}, year = {1986}, pages = {1-10}, zbl = {0575.20039}, url = {http://dml.mathdoc.fr/item/GDZPPN002203448} }
Moran, Siegfried. Two-generator subgroups of GL... (...).. Journal für die reine und angewandte Mathematik, Tome 372 (1986) pp. 1-10. http://gdmltest.u-ga.fr/item/GDZPPN002203448/