1. U.S. Department of Energy (2008) The price of geothermal power. Geothermal Tomorrow 2008, pp 19–21. http://www1.eere.energy.gov/geothermal/pdfs/geothermal_tomorrow_2008.pdf
2. California Energy Commission (2007) Comparative costs of California Central Station Electricity Generation Technologies. Document #: CEC-200-2007-011-SF. http://www.energy.ca.gov/2007publications4CEC-200-2007-011/CEC-200-2007-011-SF.pdf
3. Emerging Energy Research (2009) Global geothermal markets and strategies: 2009–2020. Section 3: geothermal technology and cost trends. http://www.emerging-energy.com/Content/Document-Details/4/Global-Geothermal-Markets-and-Strategies-20092020/280.aspx
4. Glacier Partners (2009) Geothermal economics 101 – economics of a 35 MW ORC geothermal plant. http://www.glacierny.com/geothermal.php
5. Public Utilities Commission of Nevada (PUCN) (2010) Docket # 10-02009 “Application of Nevada Power Company d/b/a NV energy for approval of its 2010–2029 triennial integrated resource plan.” NV Energy PPA Pricing Info. http://pucweb1.state.nv.us/pucn/DktInfo.aspx?Util=Electric