“Antibacterial Activity of Ethanol Extract and Ethyl Acetate Fraction of Kenikir Leaves (Cosmos Caudatus Kunth.) Against Propionibacterium Acnes Bacteria: Aktivitas Antibakteri Ekstrak Etanol Dan Fraksi Etil Asetat Daun Kenikir (Cosmos Caudatus Kunth.) Terhadap Bakteri Propionibacterus Acnes”. Journal Pharmasci (Journal of Pharmacy and Science) 11, no. 1 (January 15, 2026): 32–45. Accessed September 23, 2026. https://e-journal.akfarsurabaya.ac.id/index.php/jps/article/view/553.