[1]
Yazid, E.A. et al. 2021. Spectrophotometric Methods for the Determination of Caffeine in Beverages Use Solvent Extraction Techniques and Adsorption of Activated Carbon. Journal of Tropical Pharmacy and Chemistry. 5, 4 (Dec. 2021), 338–346. DOI:https://doi.org/10.25026/jtpc.v5i4.308.