Rija'i, H.R., Rijai, L.O. and Rusman, A. 2026. Aktivitas Peredaman Radikal Bebas DPPH Ekstrak dan Fraksi Daun Knema pallens W.J.deWilde. Usadha Journal of Pharmacy. 5, 2 (May 2026), 165–172. DOI:https://doi.org/10.23917/ujp.v5i2.1043.