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@article{JRAM_1981__323_152339, author = {Bernhard Liehl}, title = {On the group {S} {L} 2 over orders of arithmetic type.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {153--171}, publisher = {mathdoc}, volume = {323}, year = {1981}, zbl = {0447.20035}, url = {http://geodesic.mathdoc.fr/item/JRAM_1981__323_152339/} }
Bernhard Liehl. On the group S L 2 over orders of arithmetic type.. Journal für die reine und angewandte Mathematik, Tome 323 (1981), pp. 153-171. http://geodesic.mathdoc.fr/item/JRAM_1981__323_152339/