“Comparison of Antioxidant Activity of Extracts and Fractions of Bay Leaves (Syzygium Polyanthum (Wight.) Walp.) Using the DPPH (2,2-Diphenyl-1-Picrylhydrazyl) Method”. Journal of Tropical Pharmacy and Chemistry , vol. 10, no. 1, Mar. 2026, pp. 29-34, https://doi.org/10.30872/jtpc.v10i1.361.