1. International Energy Agency (IEA) World Energy Balances (2015).
https://www.iea.org/publications/freepublications/publication/KeyWorld2017.pdf
. Accessed 1 June 2018
2. Transport, Energy and CO2. IEA.
https://www.iea.org/publications/freepublications/publication/transport2009.pdf
. Accessed 1 June 2018
3. Worldbank, Fossil fuel energy consumption (% of total)
$${\vert }$$
|
Data (2014).
http://data.worldbank.org/indicator/EG.USE.COMM.FO.ZS
. Accessed 24 Mar 2017
4. Transportation electrification. Hydro Quebec.
http://www.hydroquebec.com/transportation-electrification/
. Accessed 1 June 2018
5. Scott, D.S.; Rogner, H.; Scott, M.B.: Fuel cell locomotives in Canada. Int. J. Hydrog. Energy 18(3), 253–263 (1993)