“Formulasi dan Optimasi Basis Gel HPMC (Hidroxy Propyl Methyl Cellulose) dengan Berbagai Variasi Konsentrasi”, J. Trop. Pharm. Chem, vol. 3, no. 2, pp. 101–108, Dec. 2015, Accessed: Apr. 19, 2025. [Online]. Available: https://jtpc.ff.unmul.ac.id/index.php/jtpc/article/view/103