Board of Governors of the Federal Reserve System (U.S.), 1935-. "Total Net Purchases, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 6, 1991," Z.1 Financial Accounts of the United States (1991-03-06) : 52-52. https://fraser.stlouisfed.org/title/93/item/69042/toc/477073 , accessed on April 25, 2024.