Mohammed Abed and  Rita Nemes and  Salem Nehme,  Residual Modulus of Elasticity of Self-Compacting Concrete Incorporated Unprocessed Waste Fly Ash after Expose to the Elevated Temperature.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2019, vol. 153(9). 559 - 564
    [viewed 16 October 2019]. Available from: https://publications.waset.org/pdf/10010730.