@article{1077314177,
author = {Alperin, Roger},
title = {$SL\_2(Z[(1+\sqrt{5})/2])$},
journal = {Duke Math. J.},
volume = {47},
number = {1},
year = {1980},
pages = { 487-509},
language = {en},
url = {http://dml.mathdoc.fr/item/1077314177}
}
Alperin, Roger. $SL_2(Z[(1+\sqrt{5})/2])$. Duke Math. J., Tome 47 (1980) no. 1, pp. 487-509. http://gdmltest.u-ga.fr/item/1077314177/