JEFRY. CURRENT STATUS OF NANO CHARACTERIZATION PRODUCT PT. JJ EXECUTIVE INTERNATIONAL. Jurnal Sains Materi Indonesia, [S. l.], v. 8, n. 4, p. 14–16, 2007. DOI: 10.17146/jusami.2007.0.0.5099. Disponível em: https://ejournal.brin.go.id/jsmi/article/view/6859. Acesso em: 8 nov. 2026.