@article{05696800,
title = {Desch-Schappacher perturbation theorem for },
journal = {Acta Universitatis Apulensis. Mathematics - Informatics},
volume = {15},
year = {2008},
pages = {191-194},
zbl = {1199.47180},
language = {en},
url = {http://dml.mathdoc.fr/item/05696800}
}
Lemle, Ludovic Dan. Desch-Schappacher perturbation theorem for . Acta Universitatis Apulensis. Mathematics - Informatics, Tome 15 (2008) pp. 191-194. http://gdmltest.u-ga.fr/item/05696800/