@article{02163624, title = {A spectral mapping theorem for semigroups solving PDEs with nonautonomous past.}, journal = {Abstract and Applied Analysis}, volume = {2003}, year = {2003}, pages = {933-951}, doi = {10.1155/S1085337503306335}, zbl = {1091.47033}, language = {en}, url = {http://dml.mathdoc.fr/item/02163624} }
Fragnelli, Genni. A spectral mapping theorem for semigroups solving PDEs with nonautonomous past.. Abstract and Applied Analysis, Tome 2003 (2003) pp. 933-951. doi : 10.1155/S1085337503306335. http://gdmltest.u-ga.fr/item/02163624/