1. Developing markets for recycled materials—a report produced for the Department of Trade Industry,1999
2. ARGUS. ARGUS in association with ACR and Carl Bro a/s: Final Report dated February 2001. Brussels: EU Commission DG XI; 2001.
3. Bousted I., Hancock G.F. Report on the Energy and Raw Materials Requirements of Liquid Food Container Systems in the United Kingdom. London: HMSO; 1986.
4. Actual effect of aggregates levy;British Aggregates Association,2001
5. British Glass Manufacturers Association. Personal communication; 2003.