1Andersen A,Hovmand M F,Johnsen I.Atmospheric heavy metal deposition in the Copenhagen area[J] .Environmental Metal Pollution,1970(2):133-151.
2Han Y M,Du P X,C J J,et al.Multivariate analysis of heavy metal contamination in urban dusts of Xi’an[J] .Central China.Science of the Total Environment,2006(355):176-186.
3Kloke A D R,Saverbeck.Changing metal cycles and human health[M] .Berlin:Springer-verlag,1984.
4Lars Hakanson.An ecological risk index for aquatic pollution control sedimentological approach[J] .Water Research,1980(14):975-1000.
5Nicholson F A.,Smith S R.,Alloway B J,et al.An inventory of heavy metals inputs to agricultural soils in England and Wales[J] .the Science of the Total Environment,2003(311):205-219.
6Peters N E.,Meyers T P.,Aulenbach B T.Status and trends in atmospheric deposition and emissions near Atlanta,Georgia[J] .Atmospheric Environment,2002(36):1577-1588.
6Christine Gleyzes, Sylvaine Tellier, Michel Astruc. Fractionation stud- ies of trace elements in contaminated soils and sediments: a review of sequential extraction procedures [J]. Trends in analytical chemistry, 2002,(11 ) : 451-467.
7魄复盛.空气和废气监测分析方法[M].北京:中国环境科学出版社,2003.201-202.
8Muller G.Index of geoaccumulation in sediments of the Rhine river[ J ]. Geojournal, 1969,2(3) : 108-113.
9WHITEHEAD DC.The distribution and transformations of iodine in the environment[J].Environnent Intematinal,1984(10):321-339.
10Taylor S R,Mclemman S M.The continental crust:its composition and evolution[M].New York:Oxford,1985.