SISTEM PREVENTIVE MAINTENANCE CONTROL PADA MESIN BUBUT BJ-1640GD (Studi Kasus Di Laboratorium Teknik Mesin Fakultas Teknik Universitas Bangka Belitung). PROCEEDINGS OF NATIONAL COLLOQUIUM RESEARCH AND COMMUNITY SERVICE, [S. l.], v. 4, 2021. DOI: 10.33019/snppm.v4i0.2156. Disponível em: https://www.journal.ubb.ac.id/index.php/snppm/article/view/2156. Acesso em: 25 may. 2026.