VENDMARD, Y.; SUTRISNO, A.; NEYLAND, J. S. C. ANALISIS KELUHAN PELANGGAN TERHADAP DISTRIBUSI MINYAK PELUMAS DI MANADO. JURNAL POROS TEKNIK MESIN UNSRAT, [S. l.], v. 5, n. 1, 2016. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/poros/article/view/11648. Acesso em: 25 jul. 2024.