@article{GDZPPN001171135,
title = {A Note on G-Generating Families and Isolated Gerschgorin Disks.},
journal = {Numerische Mathematik},
volume = {21},
year = {1973},
pages = {93-95},
zbl = {0255.65022},
url = {http://dml.mathdoc.fr/item/GDZPPN001171135}
}
Medley, H.I. A Note on G-Generating Families and Isolated Gerschgorin Disks.. Numerische Mathematik, Tome 21 (1973) pp. 93-95. http://gdmltest.u-ga.fr/item/GDZPPN001171135/