1. ACEA, 2010. Overview of CO2-based motor vehicle taxes in the EU. ACEA, April 20.
2. Technological discontinuities and dominant designs: A cyclical model of technological change;Anderson;Administrative Science Quarterly,1990
3. Ashley, S., 2011. Volvo to test flywheel-KERS hybrid cars. SAE International, July 12.
4. Bauner, D., 2007. Towards a Sustainable Automotive Industry—Experiences from the Development of Emission Control Systems. Ph.D. Dissertation, Stockholm: Royal Institute of Technology.
5. Hybrids, diesel or both? The forgotten technological competition for sustainable solutions in the global automotive industry;Berggren;International Journal of Automotive Technology and Management,2009