Techno-Economic Analysis of Biorefinery from Oil Palm Frond Petiole for Bioethanol and Electricity Production in Indonesia. Jurnal Serambi Engineering, [S. l.], v. 11, n. 2, 2026. Disponível em: http://jse.serambimekkah.id/index.php/jse/article/view/1549. Acesso em: 18 aug. 2026.