United States. Bureau of Economic Analysis. "Gross Domestic Product by State, 1st Quarter 2020 : Decreases in All States and the District of Columbia in the First Quarter, BEA 20-35,"
Bureau of Economic Analysis (BEA) News Releases
(July 7, 2020).
https://fraser.stlouisfed.org/title/6148/item/602910, accessed on June 18, 2025.