Son Tung Pham and  William Prince,  Effects of Carbonation on the Microstructure and Macro Physical Properties of Cement Mortar.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2013, vol. 78(6). 434 - 437
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/15767.