TY - JOUR AU - Matei, Pavel TI - Existence and multiplicity of solutions to operator equations involving duality mappings on Sobolev spaces with variable exponents JO - Electronic journal of differential equations PY - 2015 VL - 2015 UR - http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a66/ LA - en ID - EJDE_2015__2015__a66 ER -