@article{1195514769, author = {Vasantha, W.B.}, title = {On semi-idempotents in group rings}, journal = {Proc. Japan Acad. Ser. A Math. Sci.}, volume = {61}, number = {7}, year = {1985}, pages = { 107-108}, language = {en}, url = {http://dml.mathdoc.fr/item/1195514769} }
Vasantha, W.B. On semi-idempotents in group rings. Proc. Japan Acad. Ser. A Math. Sci., Tome 61 (1985) no. 7, pp. 107-108. http://gdmltest.u-ga.fr/item/1195514769/