Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Foreign Official Assets Held at Federal Reserve Banks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1981," Federal Reserve Bulletin (February 1981) : 152-152. https://fraser.stlouisfed.org/title/62/item/20474/toc/117807 , accessed on July 25, 2024.