Salihović, M. et al. (2014) “Determination of Caffeine in Different Commercially Available Green and Black Teas”, Bulletin of Chemists and Technologists of Bosnia and Herzegovina, 43, pp. 1–4. Available at: https://www.glashem.pmf.unsa.ba/index.php/bctbh/article/view/128 (Accessed: 4 October 2026).