Board of Governors of the Federal Reserve System (U.S.), 1935-. "Footnotes," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "May 7, 1990," H.15 Selected Interest Rates (1990-05-07) : 2-2. https://fraser.stlouisfed.org/title/86/item/67170/toc/462878 , accessed on March 28, 2024.