J. Y. Putri, K. Nastiti, and N. Hidayah, “Effect Of 70% Ethanol And Methanol Against Total Flavonoid Level Annona muricata Linn Leaf Extract: Effect Of 70% Ethanol And Methanol Against Total Flavonoid Level Annona muricata Linn Leaf Extract”, pharmaceutical care and science, vol. 3, no. 2, pp. 20–29, Jun. 2023.