United States. Bureau of Economic Analysis. "State Personal Income: First Quarter 2014 : Full Release, BEA 14-27," Bureau of Economic Analysis (BEA) News Releases (June 24, 2014). https://fraser.stlouisfed.org/title/6148/item/602106/content/pdf/bea_newsreleases_20140624, accessed on June 12, 2025.