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2. Klima- Energi og Forsyningsministeriet, Klimaaftale for energi og industri mv. 2020, July.
3. European Commission, Directive 2010/31/EU of the European Parliament and of the Council of 19 May 2010 on the energy performance of buildings (recast), Official Journal of the European Union.
4. L. H. Mortensen, N. Nørregård, S. Aggerholm, Roadmap 2030 – Bygningers rolle i den grønne omstilling.
5. The use of Passive House Planning Package to reduce energy use and CO2 emissions in historic dwellings;Moran;Energy Build.,2014