1. Brundtland, G.H., Khalid, M., Agnelli, S., Al-Athel, S.A., Chidzero, B., Fadika, L.M., Hauff, V., Lang, I., Ma, S., and Botero, M.M. (1987). Our Common Future by World Commission on Environment and Development, Oxford University Press.
2. European Union (2019). Directive
3. (EU) 2019/1161 of the European Parliament and of the Council of 20 June 2019 amending Directive 2009/33/EC on the promotion of clean and energy-efficient road transport vehicles. Off. J. Eur. Union, 18, 116-130.
4. Miyanishi, M. (2010, January 19–22). Manufacturing of Light Weight Cars. Proceedings of the 13th International Conference on Metal Forming, Toyohashi, Japan.
5. A review on forming techniques for manufacturing lightweight complex—Shaped aluminium panel components;Zheng;Int. J. Lightweight Mater. Manuf.,2018