@article{00753689, title = {Classical quotient rings of generalized matrix rings.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {18}, year = {1995}, pages = {311-316}, doi = {10.1155/S0161171295000391}, zbl = {0829.16012}, language = {en}, url = {http://dml.mathdoc.fr/item/00753689} }
Poole, David G.; Stewart, Patrick N. Classical quotient rings of generalized matrix rings.. International Journal of Mathematics and Mathematical Sciences, Tome 18 (1995) pp. 311-316. doi : 10.1155/S0161171295000391. http://gdmltest.u-ga.fr/item/00753689/