United States. Office of Management and Budget. "Federal Borrowing and Debt," in United States. Office of Management and Budget. "Fiscal Year 2005," Budget of the United States Government - Analytical Perspectives (February 2, 2004) : 235-248. https://fraser.stlouisfed.org/title/425/item/7285/toc/59036 , accessed on April 27, 2024.