Wardaniati, Isna, and Denia Pratiwi. “Uji Aktivitas Antibakteri Ekstrak Etanol Propolis Lebah Trigona (Trigona Spp) Terhadap Propionibacterium Acnes Penyebab Jerawat”. JOPS (Journal Of Pharmacy and Science) 1, no. 1 (December 15, 2017): 9-14. Accessed July 3, 2024. https://jurnal.univrab.ac.id/index.php/jops/article/view/369.