M.H, Ngai, and Sirat H.M. “Synthesis of Several Bisabolane Type Sesquiterpenoids from Xanthorrhizol”. Malaysian Journal of Science 24, no. 1 (January 31, 2005): 177–182. Accessed November 14, 2024. http://mojes.um.edu.my/index.php/MJS/article/view/8968.