Tisman, U., & Supriadi, S. (2024). Analysis of the Levels of Ethanol Extract Flavonoid Compounds in Cocor Bebek (Kalanchoe Pinnata) Leaves using UV - Vis Spectrophotometer. Jurnal Akademika Kimia, 12(1), 65-70. https://doi.org/10.22487/j24775185.2023.v12.i1.pp65-70