MULYONO, M. BAHAN DASAR MINYAK PELUMAS MINERAL ( BASE MINERAL OIL ). Swara Patra : Majalah Ilmiah PPSDM Migas, [S. l.], v. 2, n. 3, 2012. Disponível em: https://ejurnal.ppsdmmigas.esdm.go.id/sp/index.php/swarapatra/article/view/87. Acesso em: 25 aug. 2024.