“Formulation and Antioxidant Test of Gotu Kola Leaf Ethanol Extract Cream (Centella Asiatica)”. Pratama Medika : Jurnal Kesehatan 2, no. 1 (November 24, 2023): 53–65. Accessed January 8, 2026. http://journal.citradharma.org/pratamamedika/article/view/937.