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@article{MZ_1967__102_170886, author = {Kitty Morita}, title = {The {Endomorphism} {Ring} {Theorem} for {Frobenius} {Extensions.}}, journal = {Mathematische Zeitschrift}, pages = {385--404}, publisher = {mathdoc}, volume = {102}, year = {1967}, zbl = {0162.33803}, url = {http://geodesic.mathdoc.fr/item/MZ_1967__102_170886/} }
Kitty Morita. The Endomorphism Ring Theorem for Frobenius Extensions.. Mathematische Zeitschrift, Tome 102 (1967), pp. 385-404. http://geodesic.mathdoc.fr/item/MZ_1967__102_170886/