References
- Cost-effectiveness Analysis of CO2 Reduction Options, prepared for the Commission of the European Communities, DG XII, by Coherence s.c. ( Belgium ), under contracts JOUM-0002, -0006, -0007 and -0010 .
- Energy in Europe; Energy for a New Century: The European Perspective, Commission of the European Communities, Directorate-General for Energy, Special issue July 1990 .
- Techno-economic Evaluation of Zero Emission Fossil Fuel Power Plants, prepared for the Commission of the European Communities D.G. XII by the Centre for Energy Research, University of Ulster, Coleraine , Northern Ireland , U. K. BT52 ISA, under contract nr PSS*0205/UK .