OSMAN, M. F. ., S. M. . MOHD FAUDZI, K. SHAARI, S. R. . SARBINI, and S. KHAMIS. “Recognition of Sesquiterpenoids and Piperidine Alkamides As Two Discerning Metabolite Classes in the Fruits of Piper Nigrum ’Semongok Aman’”. Borneo Journal of Resource Science and Technology, vol. 15, no. 1, June 2025, pp. 130-45, https://publisher.unimas.my/ojs/index.php/BJRST/article/view/7237.