Fauzi MA, Arshad MF, Md Nor N, Kiai S. Properties of Controlled Low-Strength Material Mixes Made from Wastepaper Sludge Ash and Recycled Fine Aggregate. ijie. 2021;13(7):136-146. Accessed May 5, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/9537