United States. Bureau of Economic Analysis. "Gross Domestic Product by State: Third Quarter 2016 : Full Release, BEA 17-05," Bureau of Economic Analysis (BEA) News Releases (February 2, 2017). https://fraser.stlouisfed.org/title/6148/item/602476/content/pdf/bea_newsreleases_20170202, accessed on May 12, 2025.