Cicik Sudaryatiningsih and Yonathan Suryo Pambudi (2024) “Optimization of Tempe Fermentation With the Addition of a Combination of Yeast and Starch Flour: Effect on Process Speed and Product Freshness Period”, International Journal of Integrated Science and Technology, 2(1), pp. 11–28. doi: 10.59890/ijist.v2i1.1263.