“Antioxidant Avtivity Test of 50% Ethanol Extract of Rosemary Leaves (Rosmarinus officinalis L.) using DPPH Method : Uji Antioksidan Ekstrak Etanol 50% Daun Rosemary (Rosmarinus officinalis L.) menggunakan Metode DPPH” (2024) Journal Pharmasci (Journal of Pharmacy and Science), 9(1), pp. 73–78. doi:10.53342/pharmasci.v9i1.391.