@article{GDZPPN001264125, title = {Analyticity of absorption semigroups.}, journal = {Semigroup forum}, volume = {51}, year = {1995}, pages = {307-316}, zbl = {0835.47027}, url = {http://dml.mathdoc.fr/item/GDZPPN001264125} }
Ishikawa, M. Analyticity of absorption semigroups.. Semigroup forum, Tome 51 (1995) pp. 307-316. http://gdmltest.u-ga.fr/item/GDZPPN001264125/