Year of Publication 2003 Authors (Fieldset) Haines-Young, R. ; Barr, C.J.; Firbank, L.G. ; Furse, M. ; Howard, D.C.; McGowan, G. ; Petit, S.; Smart, S.M.; Watkins, J.W. Journal/Book Journal of Environmental Management Volume 67 Issue 3 Pagination 267-281