1. A.S. Hassan, Crack Control for Reinforced Concrete Members Subjected to Flexure, M.Sc. Thesis, Alexandria University, Alexandria, Egypt, 2008, 119pp.
2. High grade steel in reinforcement concrete;Saliger,1936
3. Cracking in reinforced concrete;Tomas;Structural Engineer,1936
4. Crack width and crack spacing in reinforced concrete members;Broms;Journal of American Concrete Institute,1965
5. G.D. Base, J.B. Read, A.W. Beeby, H.P.J. Taylor, An Investigation of the Crack Control Characteristics of Various Types of Bar in Reinforced Concrete Beams, Research Report No. 18, Parts I and II, Cement and Concrete Association, London, 1966 (cited by Nawy (1968)).