Pambudi, Dwi Bagus, Nuniek Nizmah Fajriyah, and Vidiah Rizka Shalekhah. “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, no. 1 (February 27, 2020): 44–51. Accessed November 21, 2024. https://journal.umpr.ac.id/index.php/bjop/article/view/1242.