アルタウインドエナジーセンター
↑ “Notice of Preparation of a Draft Supplemental Environmental Impact Report (Alta Infill II)”. Kern County, California. p. 3. 2013年8月27日閲覧。
↑ California U.S. Wind Energy Projects - California, AWEA, Oct 22, 2010
↑ CNBC: MidAmerican Wind Announces Completion of 300-Megawatt Pinyon Pines Wind I and II Projects
↑ Alta Wind Portfolio, U.S. Securities and Exchange Commission, (2014-06-30), https://www.sec.gov/Archives/edgar/data/1567683/000110465914071623/a14-22011_1ex99d2.htm
↑ Alta Wind Farm Powers Homes, California Energy Commission, https://ww2.energy.ca.gov/title24/tour/alta/index.html
↑ California Renewables Portfolio Standard: RPS Project Status Table 2013 July