@article{GDZPPN001260634,
title = {On perturbation theory for exponentially bounded C-semigroups.},
journal = {Semigroup forum},
volume = {40},
year = {1990},
pages = {215-236},
zbl = {0698.47025},
url = {http://dml.mathdoc.fr/item/GDZPPN001260634}
}
Tanaka, N. On perturbation theory for exponentially bounded C-semigroups.. Semigroup forum, Tome 40 (1990) pp. 215-236. http://gdmltest.u-ga.fr/item/GDZPPN001260634/