Year of Publication 2004 Authors (Fieldset) Leith, I.D.; Sheppard, L.J.; Fowler, D.; Cape, J.N.; Jones, M.R. ; Crossley, A.; Hargreaves, K.J.; Tang, Y.S.; Theobald, M.R.; Sutton, M.A. Journal/Book Water, Air, and Soil Pollution: Focus Volume 4 Pagination 207-218.