“Total Phenolic Content and Antioxidant Activity Test of Matoa Stem Bark Extract (Pometia Pinnata J.R.Forst. & G. Forst) With DPPH”. JPK : Jurnal Proteksi Kesehatan 14, no. 2 (February 5, 2026): 103–111. Accessed February 7, 2026. https://jurnal.pkr.ac.id/index.php/JPK/article/view/1245.