Board of Governors of the Federal Reserve System (U.S.), 1935-. "April 6, 1988," G.5 Foreign Exchange Rates (1988-04-06). https://fraser.stlouisfed.org/title/1281/item/51092, accessed on May 11, 2024.
Board of Governors of the Federal Reserve System (U.S.), 1935-. "April 6, 1988," G.5 Foreign Exchange Rates (1988-04-06). https://fraser.stlouisfed.org/title/1281/item/51092, accessed on May 11, 2024.