Jibril, Saidu, Hasnah Mohd Sirat, Maikudi Musa Idris, Aminu Mohammad, and Kamal Ja’afar Muhammad. “Ultrasonic Assisted Extraction and Gas Chromatography-Tandem Mass Spectroscopy (GC-MS/MS) Analysis of Extracts from Four Cassia Species”. Journal of Science and Mathematics Letters 8, no. 2 (March 10, 2020): 1–7. Accessed November 21, 2024. https://ejournal.upsi.edu.my/index.php/JSML/article/view/3122.