1. Design and Performance of Policy Instruments to Promote the Development of Renewable Energy: Emerging Experience in Selected Developing Countries;Azuela,2011
2. Baker McKenzie, , 2009. Chinese Renewable Energy Industry Association (CREIA), Report on China's Renewable Energy Laws, available online at advancedbiofuelsusa.info/wp-content/uploads/2009/05/china_renewableenergylaw_article_may09-bakermckenzie.pdf.
3. Bolinger, M., Wiser, R., Cory, K., James, T., 2009. PTC, ITC or Cash Grant? An Analysis of the Choice Facing Renewable Power Projects in the United States Lawrence Berkeley National Laboratory and National Renewable Energy Laboratory, March 2009
4. Bloomberg New Energy Finance, 2010. Cash is King: Shortcomings of US Tax Credits in Subsidizing Renewables 20 January 2010.
5. Bloomberg New Energy Finance, 2012a. Will China's new Renewable Portfolio Standard Boost Project Development? May 11, 2012.