1. Ellis, J.B., Revitt, D.M., Shutes, R.B.E. and Hamilton, R.S. 1986.Effects of Land Use on Fresh Vaters, Edited by: Solbe, J.F. 473–477. Chichester, UK: Ellis Horwood.
2. Oberts, G.L. Proceedings of Non‐Point Pollution Abatement Symposium Marquette University. Wisconsin, USA. pp.K‐111–1–K‐111–19.
3. Heavy metal and magnetic relationships for urban source sediments
4. Malmqvist, P‐A. and Svensson, G. 1977.Effects of Urbanisation and Industrialisation an the Hydralogical Regime and an Water Quality, IAHS/UHESCO Publication No.123 31–38.
5. Application of the European Communities Directive on Dangerous Substances to List II Substances in the U.K.