1. IEA international Energy Agency -Statistics report - World Energy Balances, Overview, July 2020
2. European Environmental Agency - Transport and Environment Reporting Mechanism (TERM), Transport: increasing oil consumption and greenhouse gas emissions hamper EU progress towards environment and climate objectives, February 2020.Author, F., Author, S., Author, T.: Book title. 2nd edn. Publisher, Location (1999)
3. IEA international Energy Agency - Transport Energy Efficiency, Implementation of IEA Recommendations since 2009 and next steps, Information Paper OECD/IEA, September 2010
4. The New York Times - LN France Plans to End Sales of Gas and Diesel Cars by 2040 – Accessed 08 Feb 2021. https://www.nytimes.com/2017/07/06/business/energy-environment/france-cars-ban-gas-diesel.html
5. Nuno Pereira: Análise sobre a utilização de biodiesel em veículos rodoviários equipados com tecnologias avançadas de controlo de emissões (2020)