Ernoviya, E., & Zulfikri, Z. (2024). The Effect of Maceration and Ultrasonic Extraction Methods on the Antioxidant Activity of Beluntas Leaves (Pluchea indica L.). JOPS (Journal Of Pharmacy and Science), 8(1), 97–103. https://doi.org/10.36341/jops.v8i1.5324