N. S. . Jamalulail and N. . Salleh, “Comprehensive Review of 3D Concrete Printing by Using Ground Granulated Blast-Furnace Slag”, rtcebe, vol. 2, no. 1, pp. 800–807, Jun. 2021, Accessed: May 06, 2024. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/1560