Sahari, Irna Syairina, Zaini Assim, Fasihuddin Badruddin Ahmad, and Ismail Bin Jusoh. “Essential Oils from Fresh Fruits, Fruit Stalks and Stem Barks of Four Piper Nigrum Varieties from Sarawak”. Borneo Journal of Resource Science and Technology 3, no. 1 (June 29, 2016): 43–51. Accessed November 22, 2024. https://publisher.unimas.my/ojs/index.php/BJRST/article/view/255.