%0 Journal Article %A Sun, Jian-Ping %A Wei, Jia %T Existence of positive solution for semipositone second-order three-point boundary-value problem %J Electronic journal of differential equations %D 2008 %V 2008 %U http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a12/ %G en %F EJDE_2008__2008__a12