N. Hamad Khalaf, S. M. Mahdi, and Y. Khalil Ibrahim, “INFLUENCE OF STEEL FIBRES OF CRIMPED AND HOOKED-END SHAPE ON THE MECHANICAL PROPERTIES OF PORTLAND CEMENT”, J. eng. sustain. dev., vol. 28, no. 3, pp. 384–391, May 2024, doi: 10.31272/jeasd.28.3.8.