Board of Governors of the Federal Reserve System (U.S.), 1935-. "Miscellaneous Financial Claims, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 4, 1987," Z.1 Financial Accounts of the United States (1987-12-04) : 64-64. https://fraser.stlouisfed.org/title/93/item/69068/toc/483786 , accessed on April 25, 2024.