1. CO₂ emission performance standards for cars and vans n.d. https://ec.europa.eu/clima/eu-action/transport-emissions/road-transport-reducing-co2-emissions-vehicles/co2-emission-performance-standards-cars-and-vans_en (accessed January 11, 2022).
2. W. Liu, Introduction to hybrid vehicle system modelling and control, John Wiley & Sons, 2013, Print ISBN:9781118308400, Doi: 10.1002/9781118407400.
3. Why we should invest further in the development of internal combustion engines for road applications;Lesnik;Oil Gas Sci Technol, IFP Energies Nouvelles,2020
4. Alternative fuels for internal combustion engines;Bae;Proc Combust Inst,2017