Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1975__145_172279, author = {M.R.F. Smyth and T.T. West}, title = {The {Spectral} {Radius} {Formula} in {Quotient} {Algebras.}}, journal = {Mathematische Zeitschrift}, pages = {157--162}, publisher = {mathdoc}, volume = {145}, year = {1975}, zbl = {0299.46046}, url = {http://geodesic.mathdoc.fr/item/MZ_1975__145_172279/} }
M.R.F. Smyth; T.T. West. The Spectral Radius Formula in Quotient Algebras.. Mathematische Zeitschrift, Tome 145 (1975), pp. 157-162. http://geodesic.mathdoc.fr/item/MZ_1975__145_172279/