1. Cost Optimality. Discussing methodology and challenges within the recast Energy Performance of Buildings Directive,2010
2. EPBD recast: Directive 2010/31/EU of the European Parliament and of Council of 19 May 2010 on the energy performance of buildings (recast), Official Journal of the European Union, 2010, pp. 13–25.
3. Principles for Nearly Zero Energy Buildings Paving the way for effective implementation of policy requirements;Bpie (Building Performance Institute Europe),2011
4. Communication from the Commission to the European Parliament, the Council, the European Economic and Social Committee and the Committee of the Regions, A Roadmap for moving to a competitive low carbon economy in 2050, 2011.
5. Study on the Energy Saving Potentials in EU Member States, Candidate Countries and EEA Countries. Final Report for the European Commission Directorate – General Energy and Transport;Eichhammer,2009