TIM EDITOR, Tim Editor. Cover Politeknologi Vol 18 No 3 September 2019. Jurnal Poli-Teknologi, [S. l.], v. 18, n. 3, 2019. DOI: 10.32722/pt.v18i3.2330. Disponível em: https://jurnal.pnj.ac.id/politeknologi/article/view/2330. Acesso em: 3 jul. 2024.