7Carpenter D. Effects of metals on the nervous system ofhumans and animals [J], International Journal of OccupationalMedicine and Environmental Health,2001,4(3) :209-218.
8Zareba S,Szarwilo K,Pomykalski A. Determination of Fe( II )and Zn( II ) by spectrophotometry, atomic absorption spectrometryand ions chromatography methods in Vitrum[J]. Farmaco ,2005,60(5):459-464.
9Gharehbaghi M, Shemirani F,Farahani M D. Cold -inducedaggregation microextraction based on ionic liquids and fiberoptic -linear array detection spectrophotomer of cobalt in watersamples [J]. Journal of Hazardous Materials , 2009 , 165 ( 1/3 ):1049-1055.