@article{GDZPPN002203731, title = {Clifford theory for group-graded rings.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, volume = {372}, year = {1986}, pages = {40-86}, zbl = {0583.16001}, url = {http://dml.mathdoc.fr/item/GDZPPN002203731} }
Dade, Everett C. Clifford theory for group-graded rings.. Journal für die reine und angewandte Mathematik, Tome 372 (1986) pp. 40-86. http://gdmltest.u-ga.fr/item/GDZPPN002203731/