Zeng Feihu Zeng, Chen Xiaohua, Feng Wang, SyYi Sim, Lu Huangteng. Characterization and Application of Na/SnO₂ Catalyst in Biodiesel Production: Insights into Structure and Performance. IJIE [Internet]. 2026 Apr. 15 [cited 2026 Jul. 23];18(1):72-83. Available from: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/24353