%0 Journal Article %A Ntouyas, Sotiris K. %A O'Regan, Donal %T Some remarks on controllability of evolution equations in Banach spaces %J Electronic journal of differential equations %D 2009 %V 2009 %U http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a25/ %G en %F EJDE_2009__2009__a25