Korelasi Kadar Fenol dan Flavonoid terhadap Indeks Aktivitas Antioksidan Ekstrak Batang Vernonia amygdalina: Correlation of Phenol and Flavonoid Content with Antioxidant Activity Index of Vernonia amygdalina Stem Extracts. Jurnal Sains dan Kesehatan, [S. l.], v. 5, n. 5, p. 652–658, 2024. DOI: 10.30872/jsk.v5i5.561. Disponível em: http://jsk.ff.unmul.ac.id/index.php/JSK/article/view/561. Acesso em: 9 may. 2025.