Winata, Hanafis Sastra, Hendri Faisal, Muhammad Andry, Nurul Aulia, Muhammad Amin Nasution, and Ika Julianti Tambunan. “Determination of Total Flavonoid Content of Ethanolic Extract of Yellow Mangosteen (Garcinia Xanthochymus) by Spectrometry Uv-Vis Method and LCMS”. Journal of Pharmaceutical and Sciences 6, no. 3 (July 12, 2023): 935–950. Accessed September 7, 2024. https://journal-jps.com/new/index.php/jps/article/view/159.