@article{1255380842, author = {Reiner, Irving}, title = {Normal subgroups of the unimodular group}, journal = {Illinois J. Math.}, volume = {2}, number = {1}, year = {1958}, pages = { 142-144}, language = {en}, url = {http://dml.mathdoc.fr/item/1255380842} }
Reiner, Irving. Normal subgroups of the unimodular group. Illinois J. Math., Tome 2 (1958) no. 1, pp. 142-144. http://gdmltest.u-ga.fr/item/1255380842/