@article{GDZPPN002314533,
title = {On the Perturbation Theory for Strongly Continuous Semigroups.},
journal = {Mathematische Annalen},
volume = {229},
year = {1977},
pages = {163-172},
zbl = {0338.47018},
url = {http://dml.mathdoc.fr/item/GDZPPN002314533}
}
Voigt, Jürgen. On the Perturbation Theory for Strongly Continuous Semigroups.. Mathematische Annalen, Tome 229 (1977) pp. 163-172. http://gdmltest.u-ga.fr/item/GDZPPN002314533/