China”. Science of the Total Environment, Vol. 355, pp. 176-186.
Zhang, C. (2006)_. “Using multivate analysis and GIS to identify pollutants and their spatial patterns in Urban Soils in Galway, Ireland”. Environmented pollution, Vol. 142, pp. 501-511.
Zhu, L. X., Wong, J.W.C. (2003). Behavior of heavy metals in soils: effect of dissolved organic matter. In: Selim, H.M., Kingery, W.L. (eds)Geochemical and hydrological reactivity of heavy metals in soils. Chelse, MI: Lewis publication.
Zinati, G.M., Li, y., Bryan H.H., Mylavarapu, R.S., Codallo, M. (2004). “Distribution and fraction of phosphorous cadmium, nickel, and lead in calcareous soils amended with composts”. Journal of Environmental Scienc and Health, 1:209-233.
Zitko, V.(1994). “Principal Components analysis in the evaluation of environmental data”. Marine Pollution Bulletin, Vol.28, pp.718-722.