Bernadeta Videlsia Ikun; Syahrir Syahrir; Nimas Prita Rahajeningtyas Kusuma Wardani; Muhajirin Dean. Secondary Metabolite Identification and Antibacterial Activity of Ethanol Extract of Coconut Husk (Cocos Nucifera L.) Against Escherichia Coli ATCC 25922. IJHS 2026, 6, 285-292.