Son Tung Pham and  William Prince,  Non Destructive Characterisation of Cement Mortar during Carbonation.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2013, vol. 78(6). 504 - 508
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/3255.