Mohd.Johari, Muhammad Nur Alif, Muhammad Maher Bajrai Yahya, Nur Adebahanim Misnan@Adnan, and Nor Baizura Hamid. “A Comparison of Concrete Slump Test With Different Percentage of Polystyrene and Sawdust Replacement”. Multidisciplinary Applied Research and Innovation 3, no. 1 (February 23, 2022): 229–235. Accessed July 18, 2024. https://penerbit.uthm.edu.my/periodicals/index.php/mari/article/view/4167.