Board of Governors of the Federal Reserve System (U.S.), 1935-. "Corporate and Foreign Bonds, Seasonally Adjusted Annual Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "September 5, 1984 : Annual Revisions," Z.1 Financial Accounts of the United States (1984-09-05) : 45-45. https://fraser.stlouisfed.org/title/93/item/69124/toc/477263 , accessed on May 5, 2024.