1. European Parliament and the Council of the European Union, Regulation (EU) 2016/1628, Off. J. Eur. Union. L252 (2016) 53–117.
2. The European Commission, Commission Delegated Regulation (EU) 2018/989, Off. J. Eur. Union. (2018).
3. Department for Transport, Improving air quality: reducing emissions from Non-Road Mobile Machinery, (2018) 1–15.
4. Modern Electric, Hybrid Electric, and Fuel Cell Vehicles;Ehsani,2018
5. A review of flywheel energy storage system technologies and their applications;Amiryar;Appl. Sci.,2017