Dani A, Sari NP, Buwono HP. LOW DENSITY AND VISCOSITY OF USED LUBRICANT OIL CONVERSION OVER ALPO4 CATALYST TOWARDS FUEL OIL . LOGIC [Internet]. 2022 Jul. 30 [cited 2024 Nov. 23];22(2):208-13. Available from: https://ojs2.pnb.ac.id/index.php/LOGIC/article/view/509