@article{bwmeta1.element.bwnjournal-article-smv66i3p10bwm,
author = {H. Bart and D. Lay},
title = {The stability radius of a bundle of closed linear operators},
journal = {Studia Mathematica},
volume = {67},
year = {1980},
pages = {307-320},
zbl = {0435.47022},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv66i3p10bwm}
}
Bart, H.; Lay, D. The stability radius of a bundle of closed linear operators. Studia Mathematica, Tome 67 (1980) pp. 307-320. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv66i3p10bwm/