Gulnaziya Issabayeva and Mohamed Kheireddine Aroua, Removal of Copper and Zinc Ions onto Biomodified Palm Shell Activated Carbon. journal = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2011, vol. 52(4). 290 - 293 [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/5840.