@article{ijtech-7023, title={Performance Comparison of Heterogeneous Catalysts based on Natural Bangka Kaolin for Biodiesel Production by Acid and Base Activation Processes}, author={Eny Kusrini,Lee Wilson,Volkan Degirmenci,Abi Rifqi,Mohd Aidil Adhha Abdullah,Nofrijon Sofyan,Anwar Usman}, volume={15}, number={6}, year={2024}, month={Dec}, pages={1994-2008}, DOI={https://doi.org/10.14716/ijtech.v15i6.7023}, journal={International Journal of Technology}, ISSN={2087-2100}}