WASET
    J. O. Akinyele and  R. W. Salim and  K. O. Oikelome and  O. T. Olateju,  The Use of Rice Husk Ash as a Stabilizing Agent in Lateritic Clay Soil.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2015, vol. 107(11). 1418 - 1422
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10002654.