TY - JOUR AU - Du, Rui-Juan TI - Existence of solutions for nonlinear second-order two-point boundary-value problems JO - Electronic Journal of Differential Equations PY - 2009 VL - 2009 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a66/ LA - en ID - EJDE_2009__2009__a66 ER -