Hassan, S. H., L. S. Rasheed, and A. J. Alsaad. “An Examination of the Mechanical Performance of Eco-Friendly Concrete Incorporating Recycled PET and Tire Steel Fibers”. Engineering, Technology & Applied Science Research, vol. 16, no. 2, Apr. 2026, pp. 33334-42, doi:10.48084/etasr.16233.