1. Department of Energy. Integrated Resource Plan for Electricity 2010–2030. South Africa; 2010 (Updated 2013), Available: 〈http://www.doe-irp.co.za/content/IRP2010_updatea.pdf〉.
2. Fung CC, Tang SC, Xu Z, Wong KP. Comparing renewable energy policies in four countries and overcoming consumers׳ adoption barriers with REIS. In: Proceedings of the IEEE power and energy society general meeting (PES). 2013. p. 1–5.
3. Moratilla BY, Cledera-Castro MM, Ibanez-Lopez S, Moratilla-Lopez R, Gonzalez-Garrote U. Assessment of national energy policies and its influence on the development of wind-power in specific countries, In: Proceedings of the 7th international conference on the european energy market (EEM). 2010. p. 1–7.
4. Milano M. Sustainable Energy Policies: research challenges and opportunities. In: Proceedings of the design, automation & test in europe conference & exhibition. 2013. p. 1143–1148.
5. Electric power systems;Weedy,2012