Azhari, Muhammad Firdaus, and Hatijah Basri. “Physicochemical Properties Analysis of Three Indexes Pineapple Core Extract Variety MD2 and Morris”. Enhanced Knowledge in Sciences and Technology 5, no. 2 (December 17, 2025): 404–410. Accessed April 7, 2026. https://penerbit.uthm.edu.my/periodicals/index.php/ekst/article/view/18474.