@article{EJDE_2010__2010__a55,
     author = {Nguyen Thanh Lan},
     title = {Almost periodic solutions of higher order differential equations on {Hilbert} spaces},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2010},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a55/}
}