1. DIN Automotive fuels – Unleaded petrol – Requirements and test methods EN 228 2017
2. S. Gail , R. F. Cracknell , B. Poulet , G. Lovett , A. Festa , V. Shankar , R. D. Buttgen and K. A. Heufer THIP: A new TPRF-like fuel surrogate development approach to better Fuel 286 2021
3. The European Parliament and the Council of the European Union
4. R. Gray 2020 https://ec.europa.eu/research-and-innovation/en/horizon-magazine/why-raising-alcohol-content-europes-fuels-could-reduce-carbon-emissions#:~:text=E20%20fuel%20would%20double%20the%20amount%20of%20ethanol,8.2%25.%20Image%20credit%20-%20Piqsels%2C%20licenced
5. F. Balthasar , I. Mikulic , A. Kolbeck , K. Wilbrand , R. Cracknell , K. Rijken and W. Warnecke Pfade zur Erreichung der erneuerbaren Energie Ziele im Verkehr Proceedings of International Vienna Motor Symposium Vienna 2022