%0 Journal Article %A Zaidi, Atiya H. %T Existence of solutions and convergence results for dynamic initial value problems using lower and upper solutions %J Electronic journal of differential equations %D 2009 %V 2009 %U http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a70/ %G en %F EJDE_2009__2009__a70