1. (2023, June 18). United Nations Environment Programme, Global Alliance for Buildings and Construction. Available online: https://globalabc.org/.
2. International Energy Agency, Buildings (2022, November 05). Sectorial Overview. Available online: https://www.iea.org/reports/buildings.
3. (2023, June 18). The European Parliament and the Council, Directive 2002/91/CE, Relative to the Energy Efficience in Buildings. Available online: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex%3A32002L0091.
4. (2023, July 29). European Climate Infrastructure and Environment Executive Agency, Digitalization in Urban Energy Systems Outlook 2025, 2030 and 2040. Available online: https://cinea.ec.europa.eu/publications/digitalization-urban-energy-systems_en.
5. International Energy Agency (2023, January 09). Energy Efficiency and Digitalisation. Available online: https://www.iea.org/areas-of-work/promoting-energy-efficiency/energy-efficiency-and-digitalisation.