Sj Luckes

Nutrient conditions for different levels of ecological status and biological quality in surface waters (Phase 1). R&D Technical Report P2-260/4.

Jessica Winder, Laurence Carvalho, Don Monteith, 2002 .

Water quality investigation of Loweswater, Cumbria. Final Report to the Environment Agency.

Laurence Carvalho, Helen Bennion, Peter G. Appleby, 2000 .

Eutrophication in rivers: an ecological perspective

F. H. Dawson, M. Furse, A. Johnston, 2005 .