Khaleel Ibraheem Al-Fadhli S. ULTIMATE STRENGTH OF CONCRETE CORBELS WITH HYBRID REINFORCEMENT AND STRENGTHENED EXTERNALLY BY CARBON FIBER. J. eng. sustain. dev. 2017;21(1):89-103. Accessed April 19, 2025. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/503