Hanafi, F. H. ., Shahiron Shahidan, Suchitra Ramasamy, & Nurul Izzati Raihan Ramzi Hannan. (2021). The Efficiency of Micro Steel Fiber (MSF) in Concrete Performance by Using Ultrasonic Pulse Velocity (UPV). Recent Trends in Civil Engineering and Built Environment, 2(1), 673-681. https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/1325