@article{GDZPPN002327279,
title = {Hyponormal Operators and Dunford's Condition (B).},
journal = {Mathematische Annalen},
volume = {270},
year = {1985},
pages = {567-576},
zbl = {0555.47018},
url = {http://dml.mathdoc.fr/item/GDZPPN002327279}
}
Radjabalipour, Mehdi. Hyponormal Operators and Dunford's Condition (B).. Mathematische Annalen, Tome 270 (1985) pp. 567-576. http://gdmltest.u-ga.fr/item/GDZPPN002327279/