SITI SYAZLIANA MD SAAD and Nor Faizah Razali (2026) “Formulation of Ginger (Zingiber Officinale)-Based Energy Drink Using Tea-Derived Caffeine: A Comparative Energy Analysis”, Progress in Engineering Application and Technology, 7(1), pp. 727–732. Available at: https://periodical.uthm.edu.my/index.php/peat/article/view/22646 (Accessed: 15 August 2026).