1. Directive 93/73/EEC of the Council of 13 September 1993 on the Limitation of the Carbon dioxide Emissions through the Improvement of Energy Efficiency (SAVE) 1993.
2. Directive 2002/91/EC of the European Parliament and of the Council of 16 December 2002 on the Energy Performance of Buildings.
3. Commission of the European Committees, Green Paper, Towards an European Strategy for the Security of Energy Supply, Brussels, 2000.
4. Analysis of building energy regulation and certification in Europe. Their role, limitation and differences;García Casals;Energy and Buildings,2006
5. Certificación Energética de edificios en España, Método AEV-AEE;Rey,2005