Al-Hadithy, Laith Khalid, and Omer Khalid Al-Kerbooli. “Experimental and Finite Element Investigation of Composite Beams Consisting of Reinforced Concrete Prisms Cast Into Steel Channels”. Nahrain University College of Engineering Journal, vol. 11, no. 1, Mar. 2008, pp. 1-18, https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/491.