Pertiwi, R. D., Firti, S. A., Putri, D. A., & Hurit, H. E. (2025). Optimization of Formula Using D-Optimal Design Method and Stability Testing of Ascorbic Acid Transferosomes Gel. Tropical Journal of Natural Product Research (TJNPR), 9(3), 912-920. https://doi.org/10.26538/tjnpr/v9i3.4