Abdulkarim Mohammed Iliyasu and  Mahmud Abba Tahir,  Assessing the Effect of Freezing and Thawing of Coverzone of Ground Granulated Blast-Furnace Slag Concrete.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2016, vol. 115(7). 839 - 844
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10004790.