“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” (2026) Journal Pharmasci (Journal of Pharmacy and Science), 11(1), pp. 32–45. doi:10.53342/pharmasci.v11i1.553.