1. Naja GM, Volesky B (2009) Treatment of metal-bearing effl uents: removal and recovery. Taylor & Francis and CRC Press, Boca Raton, FL
2. Ahmad WA, Jaapar J, Mior Ahmad KMZ (2004) Removal of heavy metals from wastewater. In: Pandey A (ed) Concise encyclopedia of bioresource technology. The Haworth Press Inc., New York, pp 152–157
3. Naja G, Murphy V, Volesky B (2009) Biosorption, metals. In: Flickinger MC (ed) Encyclopedia of industrial biotechnology bioprocess, bioseparation and cell technology. Wiley, New York, p 4500
4. Volesky B (2003) Sorption and biosorption. SV Sorbex Inc., Montreal
5. Garnham GW (1997) In: Wase J, Forster C (eds) Biosorbent for metal ions. Taylor & Francis, London