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@article{JRAM_1981__324_152354, author = {Hideo Sato}, title = {Semigroup ring construction of {Frobenius} extensions.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {211--220}, publisher = {mathdoc}, volume = {324}, year = {1981}, zbl = {0447.16015}, url = {http://geodesic.mathdoc.fr/item/JRAM_1981__324_152354/} }
Hideo Sato. Semigroup ring construction of Frobenius extensions.. Journal für die reine und angewandte Mathematik, Tome 324 (1981), pp. 211-220. http://geodesic.mathdoc.fr/item/JRAM_1981__324_152354/