Microstructural characterisation and electrochemical evaluation of artificial patinasproduced in copper and bronze - Aoki, Idalina Vieira; Chanes, Lívia Martines; Costa, Virgínia; Bendezú Hernández, Rocio del Pilar; Melo, Hercílio Gomes de; Neiva, Augusto Camara (International Symposium on Electrochemical Methods in Corrosion, 2003)