@article{GDZPPN002327880,
title = {Global Instability and Essential Spectrum in Semilinear Evolution Equations.},
journal = {Mathematische Annalen},
volume = {275},
year = {1986},
pages = {125-132},
zbl = {0567.35042},
url = {http://dml.mathdoc.fr/item/GDZPPN002327880}
}
Solà-Morales, J. Global Instability and Essential Spectrum in Semilinear Evolution Equations.. Mathematische Annalen, Tome 275 (1986) pp. 125-132. http://gdmltest.u-ga.fr/item/GDZPPN002327880/