Process Optimization of Solvent-Free Transesterification of Palm Kernel Oil for Biodiesel Production. Journal of Pure and Applied Sciences (Science Forum), [S. l.], v. 26, n. 1, 2026. Disponível em: https://atbuscienceforum.com.ng/index.php/jpas/article/view/265. Acesso em: 27 may. 2026.