Hossain, M. Amzad, Amzad, and Ismail Z (Zhari Ismail). “Isolation and Characterization of Flavonoids from The Leaves of Local Orthosiphon Stamineus”. Malaysian Journal of Science 24, no. 1 (January 31, 2005): 93–95. Accessed December 5, 2024. http://ijie.um.edu.my/index.php/MJS/article/view/8936.