Board of Governors of the Federal Reserve System (U.S.), 1935-. "Aggregate Reserves and Monetary Base," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 14, 1981," H.3 Aggregate Reserves of Depository Institutions and the Monetary Base (1981-09-14) : 2-2. https://fraser.stlouisfed.org/title/88/item/68401/toc/492588 , accessed on April 18, 2024.