Development and Evaluation of a Fused Filament Fabrication (FFF) 3-D Printer: Additive Manufacturing. Nigerian Journal of Technology, [S. l.], v. 40, n. 5, p. 829–836, 2021. Disponível em: https://nijotech.com/index.php/nijotech/article/view/2412. Acesso em: 19 oct. 2025.