Fitria, Marcella Nur, and Prima Retno Wikandari. “Study on Antioxidant Activity of Purple Sweet Potato (Ipomoea Batatas) Juice Fermented With Lactobacillus Plantarum B1765”. Jurnal Pijar Mipa, vol. 19, no. 5, Sept. 2024, pp. 846-53, doi:10.29303/jpm.v19i5.7286.