Mohamad, H. M., Tan, T., Asrah, H., & Whyte, A. (2025). Sustainable Use of Spent Bleaching Earth as Partial Cement Substitute in Cement Sand Brick. Semarak International Journal of Civil and Structural Engineering, 4(1), 22–30. https://doi.org/10.37934/sijcse.4.1.2230a