“Optimization of Acidulant Type and Concentration on the Physicochemical and Bioactive Characteristics of Purple Sweet Potato Sauce”. Journal of Tropical Food and Agroindustrial Technology 7, no. 02 (July 21, 2026): 65–69. Accessed October 28, 2026. https://jtfat.umsida.ac.id/index.php/jtfat/article/view/1678.