@article{01370672,
title = {Evolution semigroups for nonautonomous Cauchy problems.},
journal = {Abstract and Applied Analysis},
volume = {2},
year = {1997},
pages = {73-95},
doi = {10.1155/S1085337597000286},
zbl = {0938.47030},
language = {en},
url = {http://dml.mathdoc.fr/item/01370672}
}
Nickel, Gregor. Evolution semigroups for nonautonomous Cauchy problems.. Abstract and Applied Analysis, Tome 2 (1997) pp. 73-95. doi : 10.1155/S1085337597000286. http://gdmltest.u-ga.fr/item/01370672/