Fakhrurrazi, Muhammad, Mohammad Masykuri, and Sarwanto Sarwanto. “Improve Student Learning Outcomes through the Development of Quantum Learning-Based Learning Instruments on Hydrocarbon and Petroleum”. Jurnal Penelitian Pendidikan IPA 8, no. 3 (July 31, 2022): 1204–1214. Accessed April 19, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/1495.