Board of Governors of the Federal Reserve System (U.S.), 1935-. "Treasury Currency and SDR Certificates, Seasonally Adjusted Annual Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 5, 1990," Z.1 Financial Accounts of the United States (1990-12-05) : 45-45. https://fraser.stlouisfed.org/title/93/item/69142/toc/476932 , accessed on June 22, 2024.