Nasrudin, Nurul Nazaitul Nabila, Nursyaqeena Saffiya Mohd Rodzi, Nurul Afifah Ismail, and Muhammad Sufi Roslan. “The Derivation of Silica from Coconut Husk Ash: Preliminary Study”. Multidisciplinary Applied Research and Innovation 6, no. 1 (January 3, 2025): 112–118. Accessed April 7, 2026. https://penerbit.uthm.edu.my/periodicals/index.php/mari/article/view/17954.