@article{EJDE_2003__2003__a17,
     author = {Bu\c{s}e,  Constantin and Jitianu,  Oprea},
     title = {A new theorem on exponential stability of periodic evolution families on {Banach} spaces},
     journal = {Electronic journal of differential equations},
     year = {2003},
     volume = {2003},
     zbl = {1053.47034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2003__2003__a17/}
}