Risnata, Richa Poetri, and Agriana Rosmalina Hidayati. “Determination of Total Flavonoid Content and Antioxidant Activity of Avocado Stem Bark (Persea Americana Mill) Ethanol Extract in Inhibiting DPPH ”. Jurnal Biologi Tropis 24, no. 4 (November 9, 2024): 877–886. Accessed November 22, 2024. http://jurnalfkip.unram.ac.id/index.php/JBT/article/view/7776.