@article{GDZPPN002430991,
title = {The Theorem of Gleason-Kahane-Zelazko in a Commutative Symmetric Banach Algebra.},
journal = {Mathematische Zeitschrift},
volume = {189},
year = {1985},
pages = {301-304},
zbl = {0586.46043},
url = {http://dml.mathdoc.fr/item/GDZPPN002430991}
}
Wille, Regina. The Theorem of Gleason-Kahane-Zelazko in a Commutative Symmetric Banach Algebra.. Mathematische Zeitschrift, Tome 189 (1985) pp. 301-304. http://gdmltest.u-ga.fr/item/GDZPPN002430991/