1. International Renewable Energy Agency (IRENA). Renewable energy statistics 2020. Available at: https://www.irena.org/-/media/Files/IRENA/Agency/Publication/2020/Mar/IRENA_RE_Capacity_Statistics_2020.pdf (accessed 30 October 2020).
2. International Renewable Energy Agency (IRENA). Remap 2030. A renewable energy roadmap. Available at: http://www.ourenergypolicy.org/wp-content/uploads/2014/06/REmap.pdf (accessed 25 May 2019).
3. Climate change 2013. The physical science basis. Working Group I Contribution to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change. Available at: http://www.climatechange2013.org/images/report/WG1AR5_ALL_FINAL.pdf (accessed 25 May 2019).
4. Jeffrey Rissman, Chris Bataille, Eric Masanet, Nate Aden, William R. Morrow III, Nan Zhou, Neal Elliott, Rebecca Dell, Niko Heeren, Brigitta Huckestein, Joe Cresko, Sabbie A. Miller, Joyashree Roy, Paul Fennell, Betty Cremmins, Thomas Koch Blank, David Hone, Ellen D. Williams, Stephane de la Rue du Can, Bill Sisson, Mike Williams, John Katzenberger, Dallas Burtraw, Girish Sethi, He Ping, David Danielson, Hongyou Lu, Tom Lorber, Jens Dinkel, Jonas Helseth. Technologies and policies to decarbonize global industry: Review and assessment of mitigation drivers through 2070. Appl Energy 2020;266:114848. https://doi.org/10.1016/j.apenergy.2020.114848.
5. Global energy perspectives to 2060 – WEC's World Energy Scenarios 2019;Kober;Energy Strategy Rev,2020