1. The peak and decline of world oil and gas production;Aleklett;Minerals & Energy,2004
2. Anderson, J.E., 2005. The future of high-capacity personal rapid transit. In: Presentation at the Advanced Automated Transit Systems Conference, Bologna, Italy, 7–8 November. Available from 〈http://distart033.ing.unibo.it/aats05/cd/contributions/anderson/The%20Future%20of%20HCPRT-JEA%5B1%5D.pdf〉 [Accessed 27 June 2006].
3. Anderson, G.B., Peters, A.J., 1991. Design assessment and implementation potential of three-phase asynchronous AC traction motor systems for North America. In: Proceedings of the 1991 IEEE/ASME Joint Railroad Conference, Toronto, Canada.
4. ASPO, 2006. Newsletter no. 64, April. Association for the Study of Peak Oil and Gas, Uppsala, Sweden. Available from 〈http://www.peakoil.ie/downloads/newsletters/newsletter64_200604.pdf〉 [Accessed 27 June 2006].
5. Three ULTra Case Studies,2006