Abdul Shukor Lim, Nor Hasanah, et al. “Properties of Mortar Incorporating Spent Garnet As Fine Aggregates Replacement ”. International Journal of Integrated Engineering, vol. 12, no. 9, Dec. 2020, pp. 96-102, https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/5921.