Arifin, Moch, Noviani, Yuslia, Nafisa, Safira, AND Sheilabel, Agisha. " Preparation, Characterization, and Optimization of Ionic Gelated Nanoparticles Dried Extract of Temulawak Rhizome (Curcuma xanthorrhiza R.) using a Factorial Design 22" JURNAL ILMU KEFARMASIAN INDONESIA [Online], Volume 20 Number 2 (31 October 2022)