1. Lead Removal with adsorbing colloid flotation;Thackston;JWPCF,1980
2. Waste - Water Treatment Technology;Patterson,1978
3. Pollutant Removal Handbook;Sittig,1973
4. Physical - Chemical Methods of Heavy Metals Removal;Patterson,1975
5. Cementation of Copper with Zinc from Dilute Aqueous Solution;Strickland,1970