1. Chen O, Tapia VG, Rogé A (2023) CO$$_2$$ emissions in 2022. International energy agency
2. (1997) UNFCCC, United Nations Framework Convention on Climate Change: Kyoto Protocol. https://unfccc.int/kyoto_protocol
3. (2015) UNFCCC, United Nations Framework Convention on Climate Change: Paris Agreement. https://unfccc.int/process-andmeetings/the-paris-agreement/the-paris-agreement
4. EC, European Commission: Climate Action—2030 climate & energy framework.(2018) https://www.consilium.europa.eu/en/policies/climate-change/2030-climate-and-energy-framework/
5. (2019) EC, European Commission: 2050 Energy Strategy. https://ec.europa.eu/clima/policies/strategies/2050_en