1. Diversity in transportation: Why a mix of propulsion technologies is the way forward for the future fleet;Senecal;Results Eng.,2019
2. Our World in Data, “Emissions by sector”, accessed on April 2nd, 2021 [online]. Available: https://ourworldindata.org/emissions-by-sector#annual-co2-emissions-by-sector.
3. European Commission, [Online], Available: https://ec.europa.eu/info/strategy/priorities-2019-2024/european-green-deal_en.
4. European Commission, “Communication from the commission to the European Parliament, the council, the European economic and social committee and the committee of the regions” [Online], Available: https://ec.europa.eu/clima/sites/clima/files/eu-climate-action/docs/com_2030_ctp_en.pdf.
5. National Highway Traffic Safety Administration, United States Department of Transportation. [Online], Available: https://www.nhtsa.gov/laws-regulations/corporate-average-fuel-economy.