Khusnul Ma’rifah, I Made Artika, Janson Calvindi and Waras Nurcholis (2020) “Optimization of phenolic extraction from Amomum compactum fruits using simplex centroid design”, International Journal of Research in Pharmaceutical Sciences, 11((SPL 4), pp. 3042–3048. Available at: https://ijrps.com/home/article/view/2781 (Accessed: 2 July 2024).