JONIARTA, I. W. Cover jkp. JURNAL KARYA PENGABDIAN TEKNIK MESIN, [S. l.], v. 1, n. 1, 2018. DOI: 10.29303/jkp.v1i1.17. Disponível em: http://jkp.unram.ac.id/index.php/JKP/article/view/17. Acesso em: 3 may. 2024.