Fildayanti, Fildayanti, Herlina Ekapratama, and Rika Melati Rika Melati. “Antibacterial Activity of Extract and Fraction of Gelinggang (Cassia Alata) Leaves Against Propionibacterium Acnes Bacteria”. Jurnal Penelitian Farmasi Indonesia 15, no. 1 (June 16, 2026): 1–8. Accessed June 17, 2026. https://ejournal.stifar-riau.ac.id/index.php/jpfi/article/view/2206.