Subuki, Istikamah, Aiman Nabilah Abdul Malek, Saidatul Husni Saidin, and Mazura Md. Pisar. “Optimization of Supercritical Extraction Conditions of Senna Alata and Evaluation of Biological Activity”. International Journal of Engineering & Technology 7, no. 3.11 (July 21, 2018): 94–100. Accessed May 3, 2024. https://sciencepubco.com/index.php/ijet/article/view/15937.