“Antioxidant Activity of Anthocyanin from Ethanol Extract of Purple Sweet Potato (Ipomoea batatas L)” (2018) Celebes Biodiversitas, 1(1), hlm. 26–29. Tersedia pada: https://ojs.unpatompo.ac.id/index.php/cb/article/view/567 (Diakses: 16 April 2026).