INVESTIGATION ON PERFORMANCE OF EPOXY COATED STEELS WITH NANO-SIO2 AND POLYANILINE COMPOSITE USING COMPLEX IMPEDANCE SPECTROSCOPY. GEOMATE Journal, [S. l.], v. 17, n. 64, p. 49–54, 2019. Disponível em: https://geomatejournal.com/geomate/article/view/400. Acesso em: 17 apr. 2026.