%0 Journal Article %A Luo, Hua %A Ma, Qiaozhen %T Positive solutions to a generalized second-order three-point boundary-value problem on time scales %J Electronic journal of differential equations %D 2005 %V 2005 %U http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a88/ %G en %F EJDE_2005__2005__a88