1. OCS Alternative Energy Programmatic EIS. Alternative energy and alternate use guide. http://ocsenergy.anl.gov/guide/wind/index.cfm; 2009.
2. American Wind Energy Association (AWEA). What is wind energy? http://www.awea.org/faq/wwt_basics.html; 2009.
3. European Wind Energy Association (EWEA). Interview with energia & empresa. http://www.ewea.org/index.php?id=34; 2009.
4. Progress and recent trends in wind energy;Sahin;Progress in Energy and Combustion Science,2004
5. The offshore trend: structural changes in the wind power sector;Markard;Energy Policy,2009