SAPUTRA, E. Front Matter. Journal of Applied Materials and Technology, [S. l.], v. 2, n. 2, 2021. DOI: 10.31258/Jamt.2.2-frontmatter. Disponível em: https://jamt.icancee.org/index.php/jamt/article/view/58. Acesso em: 2 jul. 2026.