ABDUL HALIM, N. E. N., Kusbiantoro, A. ., & Ismail , A. H. . (2025). Compressive Strength and Porosity Characteristics of Geopolymer Concrete Containing Used Tyre as Artificial Aggregate. Progress in Engineering Application and Technology, 6(1), 355-362. https://penerbit.uthm.edu.my/periodicals/index.php/peat/article/view/19242