Winata, H. S., Faisal, H., Andry, M., Aulia, N., Nasution, M. A., & Tambunan, I. J. (2023). 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(3), 935–950. https://doi.org/10.36490/journal-jps.com.v6i3.159