@article{GDZPPN00126415X, title = {A complex Tauberian theorem and mean ergodic semigroups.}, journal = {Semigroup forum}, volume = {51}, year = {1995}, pages = {351-366}, zbl = {0836.47032}, url = {http://dml.mathdoc.fr/item/GDZPPN00126415X} }
Arendt, W.; Batty, C.J.K. A complex Tauberian theorem and mean ergodic semigroups.. Semigroup forum, Tome 51 (1995) pp. 351-366. http://gdmltest.u-ga.fr/item/GDZPPN00126415X/