Sami W. Tabsh,  Influence of Deficient Materials on the Reliability of Reinforced Concrete Members.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2014, vol. 89(5). 528 - 535
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/9998197.