Masturah, M., and Masniza, M. “Supercritical Fluid Extraction of Herbal Plants for Safe and Halal Enriched Extracts”. Global Journal Al-Thaqafah (September 17, 2024): 83–93. Accessed November 22, 2024. http://jurnal.usas.edu.my/gjat/index.php/journal/article/view/477.