1. Sorption of lead ions on diatomite and manganese oxides modified diatomite;Al-Degs;Water Res.,2001
2. Removal of heavy metals from waste waters by natural and Na-exchanged bentonites;Alvarez-Ayuso;Clays Clay Miner.,2003
3. Ammann, L., 2003. Cation exchange and adsorption on clays and clay minerals, Dissertation, Christian-Albrechts-University, Kiel.
4. Adsorption dynamics—removal of lead by Lignite–Langmuir model;Balasubramanian;Indian J. Environ. Prot.,1997
5. Adsorption dynamics—determination of activation parameters for the adsorption of lead (II) onto lignite material;Balasubramanian;Pollut. Res.,1998