Syahrina, D., & Noval, N. (2021). Optimasi Kombinasi Asam Sitrat dan Asam Tartrat sebagai Zat Pengasam pada Tablet Effervescent Ekstrak Ubi Jalar Ungu (Ipomoea batatas L): Optimization of the Combination of Citric Acid and Tartaric Acid as an Acidifying Agent in Effervescent Tablets of Purple Sweet Potato Extract (Ipomoea batatas L). Jurnal Surya Medika (JSM), 7(1), 156–172. https://doi.org/10.33084/jsm.v7i1.2651