WASET
    S K Sharma and  N S Sehkon and  S Deswal and  Siby John,  Transport and Fate of Copper in Soils.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2009, vol. 27(3). 145 - 150
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/8507.