@article{01127602, title = {Subrings of I-rings and S-rings.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {20}, year = {1997}, pages = {825-827}, doi = {10.1155/S0161171297001130}, zbl = {0894.16003}, language = {en}, url = {http://dml.mathdoc.fr/item/01127602} }
Sanghare, Mamadou. Subrings of I-rings and S-rings.. International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 825-827. doi : 10.1155/S0161171297001130. http://gdmltest.u-ga.fr/item/01127602/