Mahzan S, Ahmad Zaidi A, Arsat N, M. Hatta MN, Ghazali MI, Mohideen SR. Study on Sound Absorption Properties of Coconut Coir Fibre Reinforced Composite with Added Recycled Rubber. ijie. 2010;2(1). Accessed July 23, 2024. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/126