1. Cambridge Econometrics. Studies on Sustainability Issues – Green Jobs, Trade and Labour. Final Report for the European Commission, DG Employment. 2011. Retrieved Feb. 24, 2015, from .
2. Patwardhan AP, Gomez-Echeverri L, Johansson TB, Nakićenović N. Global Energy Assessment: Toward a Sustainable Future, Cambridge University Press, 2012.
3. International Energy Agency (IEA). Extended energy balances for OECD and non-OECD countries: 2013. IEA Energy Statistics Division. Paris. 2013.
4. Potential of renewable energy systems in China;Liu;Appl Energy,2011
5. National Development and Reform Commission of China (NDRC). Letter Including Autonomous Domestic Mitigation Actions. 2010. Retrieved 24.May, 2012, from .