@article{MAN_1964__157_161247, author = {E. J. TAFT}, title = {Some {Remarks} on {Invariant} {Substructures} of {Associative} {Algebras.}}, journal = {Mathematische Annalen}, pages = {363--368}, year = {1964}, volume = {157}, zbl = {0134.03705}, url = {http://geodesic.mathdoc.fr/item/MAN_1964__157_161247/} }