TY  - JOUR
AU  - Müller, Vladimír
TI  - On discontinuity of the spectral radius in Banach algebras
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 1977
SP  - 591
EP  - 598
VL  - 18
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMUC_1977__18_3_a16/
LA  - en
ID  - CMUC_1977__18_3_a16
ER  -