1. Determination of lead in plasma and studies on its relationship to lead in erythrocytes;de Silva;Br. J. Ind. Med.,1981
2. ASTDR, Agency for Toxic Substances and Disease Registry (1999) http://www.atsdr.cdc.gov/toxprofiles/phs146.html.
3. Ministerial decision number 145/93, Regulation for wastewater reuse and discharge. Ministry of Regional Municipalities and Environment, Muscat, Sultanate of Oman, 1993.
4. Evaluation of recent treatment techniques for removal of heavy metals from industrial wastewaters;Peters;AIChE Symp. Ser.,1985
5. Microbial and plant derived biomass removal of heavy metals from waste water;Ahluwalia;Bioresour. Technol.,2006