Ardana, M. et al. 2015. Formulasi dan Optimasi Basis Gel HPMC (Hidroxy Propyl Methyl Cellulose) dengan Berbagai Variasi Konsentrasi. Journal of Tropical Pharmacy and Chemistry. 3, 2 (Dec. 2015), 101–108. DOI:https://doi.org/10.25026/jtpc.v3i2.95.