Kaligis, Alfredo Yeheskel, Adithya Yudistira, and Henki Rotinsulu. “UJI AKTIVITAS ANTIOKSIDAN ALGA Halimeda Opuntia DENGAN METODE DPPH [1,1-Difenil-2-Pikrilhidrazil]”. PHARMACON 9, no. 1 (February 28, 2020): 1–7. Accessed May 7, 2024. https://ejournal.unsrat.ac.id/v3/index.php/pharmacon/article/view/27402.