Inamullah Bhatti and  Khadija Qureshi and  R. A. Kazi and  Abdul Khalique Ansari,  Preparation and Characterisation of Chemically Activated Almond Shells by Optimization of Adsorption Parameters for Removal of Chromium VI from Aqueous Solutions.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2007, vol. 10(10). 105 - 110
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/12960.