Lusiana Cici Sabarani, Catur Retno Lestari, and Umar Hidayat. “Effect of Sugar on Anthocyanins in Rosella Kombucha Drink”. Jurnal Riset Pangan dan Gizi 6, no. 2 (September 30, 2024): 140–146. Accessed January 20, 2025. https://ejurnalpangan-gizipoltekkesbjm.com/index.php/JR_PANZI/article/view/239.