Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "U.S. Reserve Assets," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1990," Federal Reserve Bulletin (February 1990) : 126-126. https://fraser.stlouisfed.org/title/62/item/20813/toc/138017 , accessed on April 25, 2024.