@article{01127746, title = {On equivalence of graded rings.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {21}, year = {1998}, pages = {97-101}, doi = {10.1155/S016117129800012X}, zbl = {0895.16021}, language = {en}, url = {http://dml.mathdoc.fr/item/01127746} }
Refai, Mashhoor; Obiedat, Sofyan. On equivalence of graded rings.. International Journal of Mathematics and Mathematical Sciences, Tome 21 (1998) pp. 97-101. doi : 10.1155/S016117129800012X. http://gdmltest.u-ga.fr/item/01127746/