@article{106157, author = {Vladim\'\i r M\"uller}, title = {A note on the joint spectrum in commutative Banach algebras}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {023}, year = {1982}, pages = {351-354}, zbl = {0503.46038}, mrnumber = {664979}, language = {en}, url = {http://dml.mathdoc.fr/item/106157} }
Müller, Vladimír. A note on the joint spectrum in commutative Banach algebras. Commentationes Mathematicae Universitatis Carolinae, Tome 023 (1982) pp. 351-354. http://gdmltest.u-ga.fr/item/106157/
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