TY - JOUR AU - Yang, Aijun AU - Sun, Bo AU - Ge, Weigao TI - Existence of positive solutions for self-adjoint boundary-value problems with integral boundary conditions at resonance JO - Electronic Journal of Differential Equations PY - 2011 VL - 2011 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2011__2011__a22/ LA - en ID - EJDE_2011__2011__a22 ER -