IQBAL, Z.; AKHTER, M.; SABRI, M. U.; MOEN-UD-DIN. Comparative Studies of Used and Fresh Lubricating Oil. European Journal of Applied Sciences, [S. l.], v. 10, n. 6, p. 570–576, 2022. DOI: 10.14738/aivp.106.13413. Disponível em: https://journals.scholarpublishing.org/index.php/AIVP/article/view/13413. Acesso em: 3 jul. 2024.