1. Energy Efficiency in Buildings, European Commissionhttps://ec.europa.eu/info/news/focus-energy-efficiency-buildings-2020-feb-17_en
2. Directive 2018/844 of the European Parliament and of the Council of 30 May 2018 Amending Directive 2010/31/EU on the Energy Performance of Buildings and DIRECTIVE 2012/27/EU on Energy Efficiency, L 156/75https://eur-lex.europa.eu/eli/dir/2018/844/oj
3. Nowa dyrektywa EPBD dotycząca efektywności energetycznej budynków;Witczak;Mater. Bud.,2019
4. Directive 2010/31/EU of the European Parliament and of the Council of 19 May 2010 on the Energy Performance of Buildings, L 153/13https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex%3A32010L0031
5. Rynek Energii Elektrycznejhttps://rynek-energii-elektrycznej.cire.pl