Pestaño, Lola Domnina B., and Wilfredo I. Jose. “Torrefaction-Based Solid Fuel from Coconut Leaves As Alternative Source of Energy”. Engineering Research: Perspectives on Recent Advances Vol. 3 (February 18, 2025): 24–41. Accessed July 28, 2026. https://stm.bookpi.org/ERPRA-V3/article/view/17342.