TRIBOLOGICAL EFFECT OF PALM STERIN AND ENGINE OIL (CMEO) ON PURE ALUMINIUM PIN STEEL DISC WITH VARIES SPEED AND CONSTANT LOAD. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 81, n. 6, 2019. DOI: 10.11113/jt.v81.13764. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/13764.. Acesso em: 19 dec. 2024.