• ---. Electric Power Monthly. 24 Nov. 2021, https://www.eia.gov/electricity/monthly/index.php.
• ---. Table 1.1.A. Net Generation from Renewable Sources: Total (All Sectors), 2011-September 2021. https://www.eia.gov/electricity/monthly/epm_table_grapher.php. Accessed 19 Dec. 2021.
• “History of Wind Power”. U.S. Energy Information Administration (EIA), https://www.eia.gov/energyexplained/wind/history-of-wind-power.php. Accessed 19 Dec. 2021.
• History of Windmills in the Netherlands. https://culturetrekking.com/windmills-of-the-netherlands/. Accessed 19 Dec. 2021.
• “How Do Wind Turbines Work?”. Duke Energy Sustainable Solutions, 22 Feb. 2021, https://sustainablesolutions.duke-energy.com/resources/how-do-wind-turbines-work/.
• “Wind Power in the United States”. Wikipedia, 2 Dec. 2021. Wikiwand, https://en.wikipedia.org/w/index.php?title=Wind_power_in_the_United_States&oldid=1058336148.