Chartered Institution of Water and Environmental Management -London, GB, CIWEM

European Chemical Industry Council -Brussels, BE, CEFIC, Centre Eropeen d'Etudes des Polyphosphates -Brussels, BE, CEEP, STOWA, D.Water Indu & Chartered Institution of Water and Environmental Management -London, GB, CIWEM, 2001. Conference summary : second international conference on the recovery of phosphorus from sewage and annimal wastes, Noordwijkerhout, The Netherlands 12 and 13 March 2001, Brussels, Belgium: Comite Europeen d'Etudes des Polyphosphates (CEFIC). Available at: https://www.ircwash.org/sites/default/files/341.0-01CO-17201.pdf.