C. A. D. Cahya, J. P. Sinurat, N. U. M. Br Turnip, and R. M. Br Karo, “Isolation and Structural Elucidation of Flavonoid Compounds from Ciplukan (Physalis angulata L.) Leaf Extract”, JFM, vol. 7, no. 2, pp. 350–358, Apr. 2025.