@article{badea:hal-01821886,
TITLE = {SPECTRAL SETS AND OPERATOR RADII},
AUTHOR = {Badea, Catalin and Crouzeix, Michel and Klaja, Hubert},
URL = {https://hal.science/hal-01821886},
JOURNAL = {Bulletin of the London Mathematical Society},
PUBLISHER = {London Mathematical Society},
VOLUME = {50},
NUMBER = {6},
PAGES = {986-996},
YEAR = {2018},
DOI = {10.1112/blms.12191},
PDF = {https://hal.science/hal-01821886/file/BaCrKl-revised.pdf},
HAL_ID = {hal-01821886},
HAL_VERSION = {v1},
}