Hassnen M. Jafer and  Khalid S. Hashim and  W. Atherton and  Ali W. Alattabi,  A Statistical Model for the Geotechnical Parameters of Cement-Stabilised Hightown’s Soft Soil: A Case Stufy of Liverpool, UK.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2016, vol. 115(7). 937 - 942
    [viewed 18 January 2020]. Available from: https://publications.waset.org/pdf/10005135.