Nurestri Abd. Malek, S., Ibrahim, H., , S.L, H., , G.S, L., K.S, C., Mohd. Yusoff, M., & Azah Mohd. Ali, N. (2005). Essential Oils of Zingiber ottensii Valet. and Zingiber zerumbet (L.) Sm. from Sabah, Malaysia. Malaysian Journal of Science, 24(1), 49–58. Retrieved from http://mjs.um.edu.my/index.php/MJS/article/view/8931