Pambudi, D. B., Fajriyah, N. N., & Shalekhah, V. R. (2020). Test on the Antioxidant Activities of Methanol Extract of Bidara Leaves (Ziziphus spina-christi L.) using the DPPH Radical Immersion Method. Borneo Journal of Pharmacy, 3(1), 44–51. https://doi.org/10.33084/bjop.v3i1.1242