@article{2910,
author = {Thomas, Gary M.},
title = {On spectral homomorphisms and continuous functions of Banach algebra elements},
journal = {Portugaliae mathematica},
volume = {38},
year = {1979},
pages = {155-160},
zbl = {0548.46040},
mrnumber = {0745243},
language = {en},
url = {http://dml.mathdoc.fr/item/2910}
}
Thomas, Gary M. On spectral homomorphisms and continuous functions of Banach algebra elements. Portugaliae mathematica, Tome 38 (1979) pp. 155-160. http://gdmltest.u-ga.fr/item/2910/