M. Najem, Rabi. “OPTIMUM COST DESIGN OF R. C. ONE WAY SLABS”. Al-Rafidain Engineering Journal (AREJ) 18, no. 6 (December 28, 2010): 15–27. Accessed September 7, 2025. https://jamh.uomosul.edu.iq/index.php/arej/article/view/31229.