N. F. Venesia, E. Fachrial, and I. N. E. Lister, “Effectiveness Test of Centella Asiatica Extract on Improvement of Collagen and Hydration in Female White Rat (Rattus Norwegicus Wistar)”, ASRJETS-Journal, vol. 65, no. 1, pp. 98–107, Mar. 2020, Accessed: Sep. 25, 2025. [Online]. Available: https://asrjetsjournal.org/American_Scientific_Journal/article/view/5658