@article{01623286, title = {On nonautonomous second-order differential equations on Banach space.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {45-54}, doi = {10.1155/S0161171201003519}, zbl = {0989.34049}, language = {en}, url = {http://dml.mathdoc.fr/item/01623286} }
Nguyen Thanh Lan. On nonautonomous second-order differential equations on Banach space.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 45-54. doi : 10.1155/S0161171201003519. http://gdmltest.u-ga.fr/item/01623286/