N, Ahmad, Ismail F, and Abdul Haiyee Z. “Determination of Ascorbic Acid, Total Phenolic Content and Antioxidant Activities in Turmeric Leaves of Different Maturity Stages”. Malaysian Journal of Science 24, no. 1 (January 31, 2005): 89–92. Accessed May 18, 2024. http://mjs.um.edu.my/index.php/MJS/article/view/8935.