WASET
    Si-Hwan Kim and  Gum-Sung Ryu and  Kyung-Taek Koh and  Jang-Hwa Lee,  Flowability and Strength Development Characteristics of Bottom Ash Based Geopolymer.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2012, vol. 70(10). 852 - 857
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/10408.