1. Experimental assessment of energy saving due to trains regenerative braking in an electrified subway line;Adinolfi;IEEE Transaction on Power Delivery,1998
2. Battery choice and management for new-generation electric vehicles;Affanni;IEEE Transaction on Industry Electronics,2005
3. Authority for Electricity and Gas, 2011. Market Energetic Tariffs. (accessed September 2011).
4. Bae, C., Jang, D., Kim, Y.-G., Chang, S., Mok, J., 2007. Calculation of regenerative energy in DC 1500V electric railway substations. In: Proc. of 7th Int. Conf. Power Electron. ICPE’07, Daegu, South Korea, October 22–26, 2007, pp. 801–805.
5. Energy savings in public transport;Barrero;IEEE Vehicular Technology Magazine,2008