ALTAEE, Tariq; RASHID, Sarmad A.; ABDUL JABBAR, Marwa F. Treatment of Used lubricant Oil by Solvent Extraction. Iraqi Journal of Chemical and Petroleum Engineering, Baghdad, Iraq., v. 23, n. 1, p. 43–50, 2022. DOI: 10.31699/IJCPE.2022.1.6. Disponível em: https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/864.. Acesso em: 20 may. 2024.