REFDINAL, R.; ARDI, J.; PURWANTONO, P. Welding Competence Training at Dropout Youth. Teknomekanik, [S. l.], v. 2, n. 1, p. 29–38, 2019. DOI: 10.24036/tm.v2i2.4072. Disponível em: https://teknomekanik.ppj.unp.ac.id/index.php/teknomekanik/article/view/40. Acesso em: 28 jan. 2025.