Arifuddin, M., Fatur Rahman Azmi, Iswahyudi Iswahyudi, Mahfuzun Bone, Harra Ismi Farrah, Hanggara Arifian, Maria Almeida, et al. “Alkaloid Profiling of Kadamba (Mitragyna Speciosa Korth. Havil.) Leaves through Chromatographic Separation and UV-Vis Spectrophotometery Analysis”. Journal of Pharmaceuticals and Natural Sciences 2, no. 3 (December 30, 2025): 140–150. Accessed May 2, 2026. https://jpns.b-creta.com/index.php/jpns/article/view/44.