United States. Bureau of Economic Analysis. "Gross Domestic Product: First Quarter 2016 (Advance Estimate) : Highlights: GDP Increases in First Quarter, BEA 16-21,"
Bureau of Economic Analysis (BEA) News Releases
(April 28, 2016).
https://fraser.stlouisfed.org/title/6148/item/602340/content/pdf/bea_newsreleases_20160428_release-highlights, accessed on June 24, 2025.