@article{bwmeta1.element.desklight-ec120b43-10c1-4fab-aebe-26f606c54ccd,
author = {Vern Paulsen},
title = {The group of invertible elements in a Banach algebra},
journal = {Colloquium Mathematicae},
volume = {46},
year = {1982},
pages = {97-100},
zbl = {0517.46035},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-ec120b43-10c1-4fab-aebe-26f606c54ccd}
}
Vern Paulsen. The group of invertible elements in a Banach algebra. Colloquium Mathematicae, Tome 46 (1982) pp. 97-100. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-ec120b43-10c1-4fab-aebe-26f606c54ccd/