[1]
“Ultraviolet-Visible Spectrophotometric Determination of Caffeine in Different Tea Samples”, Commun. Phys. Sci, vol. 9, no. 2, pp. 106–110, May 2023, Accessed: Jul. 30, 2026. [Online]. Available: https://journalcps.com/index.php/volumes/article/view/613