1. International Energy Agency, Transition to Suitanable Buildings: Strategies and Opportunities to 2050, Paris 2013.
2. Directive 2010/31/EU of the European Parliament and of the Council on the Energy Performance of Buildings 2010.
3. European Commission, Evaluation of Directive 2010/31/EU on the energy performance of buildings, 2016.
4. Lifecycle environmental and economic performance of nearly zero energy buildings (NZEB) in Ireland;Goggins;Energy Build.,2016
5. EN ISO 14683 Thermal Bridges in Buildings Construction – Linear Thermal Transmittance – Simlified Methods and Default Values, 2007.