T, Gopikrishnan, et al. “Recycled Low Density Poly Ethylene Plastic Powder Substitute for Sand in Mortar and Concrete”. International Journal of Sustainable Construction Engineering and Technology, vol. 16, no. 1, June 2025, pp. 167-78, https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/18101.