ANALYSIS AND FABRICATION OF AN SEMI–AUTOMATIC BRUSH MAKING MACHINE. International Engineering Journal For Research & Development, [S. l.], v. 6, n. 3, p. 13, 2021. DOI: 10.17605/OSF.IO/USQ9R. Disponível em: https://www.iejrd.com/index.php/iejrd/article/view/1981. Acesso em: 1 oct. 2026.