Contribution of the charge transfer mechanism to the surface-enhanced raman scattering of the binuclear ion complex `[`Fe IND. 2´(Bpe)`(CN) IND. 10´] POT. 6-´ adsorbed on a silver electrode in different solvents - Corio, Paola; Temperini, Márcia Laudelina Arruda; Santos, Paulo Sérgio; Rubim, Joel Camargo (Langmuir, 1999)