1. Minnesota Department of Commerce. Wind Resource Analysis Program 2002. St. Paul, MN: Minnesota Department of Commerce; 2002. Available at: 〈http://www.state.mn.us/mn/externalDocs/Commerce/WRAP_Report_110702040352_WRAP2002.pdf〉.
2. US Department of Energy. Small Wind Electric Systems: A Minnesota Consumer's Guide. Report DOE/GO-02002-1636. US Department of Energy, 2002. Available at: 〈http://www.state.mn.us/mn/externalDocs/Commerce/Small_Wind_Energy_Systems_110702042021_SmallWindGuide.pdf〉.
3. EnerNex Corporation. Final Report—2006 Minnesota Wind Integration Study (2 volumes). Prepared for the Minnesota Public Utilities Commission by EnerNex Corporation in collaboration with The Midwest Independent System Operator, 2006. Available at 〈http://www.state.mn.us/portal/mn/jsp/content.do?id=-536881350&subchannel=-536881511&sc2=null&sc3=null&contentid=536904447&contenttype=EDITORIAL&programid=536902421&agency=Commerce〉.
4. Elliott DL, Holladay CG, Barchet WR, Foote HP, Sandusky WF. Wind Energy Resource Atlas of the United States. Report DOE/CH 10093-4. US Department of Energy, 1986. Available at: 〈http://rredc.nrel.gov/wind/pubs/atlas/〉.
5. Minnesota Power. Minnesota Power Expands Wind Energy Portfolio to Iron Range. News release dated 20 April 2007. Available at: 〈http://www.mnpower.com/news/articles/2007/04-20-07MPwind.pdf〉.