Jamalulail, N. S. ., & Salleh, N. . (2021). Comprehensive Review of 3D Concrete Printing by Using Ground Granulated Blast-Furnace Slag. Recent Trends in Civil Engineering and Built Environment, 2(1), 800-807. https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/1560