Hamid, A.; Jakfar, A.; Rahmawati, Z.; Armansyah, M. D.; Wahyuni, T.; Purbaningtias, T. E.; Febriana, I. D.; Abdullah, M.; Ilmah, A. M.; Rohmah, F. Optimization of Biodiesel Production from Sunflower Oil Using Sodalite-Based Catalyst via Taguchi Method. J. Tek. Kim. Ling 2025, 9, 81-94.