1. Agarwal, P. D. (1982). Energy utilization of electric and hybrid vehicles and their impact on US national energy consumption. Int. J. Vehicle Design 3, 4, 436–449.
2. Anerdi, G., Brusaglino, G., Ancarani, A. and Bianchi, R. (1994). Technology potential of flywheel storage and application impact on electric vehicles. Int. Electric Vehicle Symp.
3. Anon (1955). The Oerlikon Electrogyro. Its Development and Application for Omnibus Service. Automobile Engineer.
4. Anon (1979). The Garrett Near-term Electric Test Vehicle (ETV-2). US DOE Information Bulletin. No 403–1.
5. Anon (1980). Flywheel Energy Storage Unit Technology Development Program. California University. Lawrence Livermore Lab. Technical Report. UCRL-15280.