[1]
R. Budiyanto, A. Kholis, and T. Taufiqurrahman, “Screening Flavonoids of Ethyl Acetate Extract from Matoa Tree Bark (Pometia pinnata) Using UV-Vis Spectrophotometry Method”, J. Pijar.MIPA, vol. 20, no. 7, pp. 1219–1224, Nov. 2025.