MOHD SAFRI, Nurul Fatihah. Properties Trivalent Chromium Coating Influenced by Surface Activation Pretreatment. Semarak International Journal of Mechanical Precision Engineering, [S. l.], v. 1, n. 1, p. 33–43, 2025. DOI: 10.37934/sijmpe.1.1.3343a. Disponível em: https://semarakilmu.my/index.php/sijmpe/article/view/348. Acesso em: 16 may. 2025.