%0 Journal Article %A A. Lunardi %T An interpolation method to characterize domains of generators of semigroups. %J Semigroup forum %D 1996 %P 321-329 %V 53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1996__53_2_135495/ %F SF_1996__53_2_135495