%0 Journal Article %A Bonotto, Everaldo M. %A Grulha., Nivaldo G.jun. %T Lyapunov stability of closed sets in impulsive semidynamical systems %J Electronic Journal of Differential Equations %D 2010 %V 2010 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2010__2010__a110/ %G en %F EJDE_2010__2010__a110