@article{04110887, title = {Commutativity of rings with constraints on nilpotents and nonnilpotents.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {12}, year = {1989}, pages = {467-471}, doi = {10.1155/S0161171289000591}, zbl = {0678.16026}, language = {en}, url = {http://dml.mathdoc.fr/item/04110887} }
Hasanali, Mohamad; Yaqub, Adil. Commutativity of rings with constraints on nilpotents and nonnilpotents.. International Journal of Mathematics and Mathematical Sciences, Tome 12 (1989) pp. 467-471. doi : 10.1155/S0161171289000591. http://gdmltest.u-ga.fr/item/04110887/