United States. Bureau of Economic Analysis. "Economic Growth Continues Across Metropolitan Areas in 2011 : Advance 2011, and Revised 2001-2010 GDP-by-Metropolitan-Area Statistics, BEA 13-05," Bureau of Economic Analysis (BEA) News Releases (February 22, 2013). https://fraser.stlouisfed.org/title/6148/item/601529, accessed on March 23, 2025.