Nazarudin, Nazarudin, S.P. Amalia, Afrida Afrida, and Ulyarti Ulyarti. 2021. “Thermal Pyrolysis of Used Lubricant and Cooking Oil Mixtures”. Jurnal Penelitian Pendidikan IPA 7 (2):218-23. https://doi.org/10.29303/jppipa.v7i2.645.