Ibrahim, Salihu, M.Y. Shukor, M.A. Syed, Nor Arina Ab Rahman, Khalilah Abdul Khalil, Ariff Khalid, and S.A. Ahmad. “Bacterial Degradation of Caffeine: A Review”. Asian Journal of Plant Biology 2, no. 1 (July 2, 2014): 19–28. Accessed February 3, 2026. https://journal.hibiscuspublisher.com/index.php/AJPB/article/view/84.