Ainur Awanis Mohd Badiazaman, “Chemical Fingerprinting of Various Tea and Coffee Types Using SEM, UV-Visible and FTIR Spectroscopy”, jst, vol. 17, no. 1, pp. 41–50, Jun. 2025, Accessed: Apr. 08, 2026. [Online]. Available: https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/20810